diff --git a/src/ko/wolfdotcom/build.gradle b/src/ko/wolfdotcom/build.gradle
new file mode 100644
index 000000000..10484ae79
--- /dev/null
+++ b/src/ko/wolfdotcom/build.gradle
@@ -0,0 +1,53 @@
+ext {
+    extName = 'Wolf.com'
+    extClass = '.WolfFactory'
+    extVersionCode = 1
+    isNsfw = true
+}
+
+apply from: "$rootDir/common.gradle"
+
+def domainNumberFileName = "src/ko/wolfdotcom/src/eu/kanade/tachiyomi/extension/ko/wolfdotcom/DomainNumber.kt"
+def domainNumberFile = new File(domainNumberFileName)
+def backupFile = new File(domainNumberFileName + "_bak")
+
+tasks.register('updateDomainNumber') {
+    doLast {
+        def domainNumber = -1
+        def response = new URL("https://nicelink52.com/").text
+        def matcher = response =~ ~/https?:\/\/wfwf(\d+)\.com/
+        if (matcher) {
+            domainNumber = matcher[0][1]
+            println("[Wolf.com] new domain number: $domainNumber")
+        } else {
+            println("[Wolf.com] domain number not found")
+        }
+
+        if (domainNumber != -1) {
+            domainNumberFile.renameTo(backupFile)
+            domainNumberFile.withPrintWriter {
+                it.println("// THIS FILE IS AUTO-GENERATED, DO NOT COMMIT")
+                it.println("package eu.kanade.tachiyomi.extension.ko.wolfdotcom")
+                it.println("const val DEFAULT_DOMAIN_NUMBER = \"$domainNumber\"")
+            }
+        }
+    }
+}
+
+preBuild.dependsOn updateDomainNumber
+
+tasks.register('restoreBackup') {
+    doLast {
+        if (backupFile.exists()) {
+            println("[Wolf.com] Restoring placeholder file")
+            domainNumberFile.delete()
+            backupFile.renameTo(domainNumberFile)
+        }
+    }
+}
+
+tasks.configureEach { task ->
+    if (task.name == "assembleDebug" || task.name == "assembleRelease") {
+        task.finalizedBy(restoreBackup)
+    }
+}
diff --git a/src/ko/wolfdotcom/res/mipmap-hdpi/ic_launcher.png b/src/ko/wolfdotcom/res/mipmap-hdpi/ic_launcher.png
new file mode 100644
index 000000000..ea34c1cdd
Binary files /dev/null and b/src/ko/wolfdotcom/res/mipmap-hdpi/ic_launcher.png differ
diff --git a/src/ko/wolfdotcom/res/mipmap-mdpi/ic_launcher.png b/src/ko/wolfdotcom/res/mipmap-mdpi/ic_launcher.png
new file mode 100644
index 000000000..ef099026f
Binary files /dev/null and b/src/ko/wolfdotcom/res/mipmap-mdpi/ic_launcher.png differ
diff --git a/src/ko/wolfdotcom/res/mipmap-xhdpi/ic_launcher.png b/src/ko/wolfdotcom/res/mipmap-xhdpi/ic_launcher.png
new file mode 100644
index 000000000..df8fc3226
Binary files /dev/null and b/src/ko/wolfdotcom/res/mipmap-xhdpi/ic_launcher.png differ
diff --git a/src/ko/wolfdotcom/res/mipmap-xxhdpi/ic_launcher.png b/src/ko/wolfdotcom/res/mipmap-xxhdpi/ic_launcher.png
new file mode 100644
index 000000000..878819eb5
Binary files /dev/null and b/src/ko/wolfdotcom/res/mipmap-xxhdpi/ic_launcher.png differ
diff --git a/src/ko/wolfdotcom/res/mipmap-xxxhdpi/ic_launcher.png b/src/ko/wolfdotcom/res/mipmap-xxxhdpi/ic_launcher.png
new file mode 100644
index 000000000..db4b0eb3a
Binary files /dev/null and b/src/ko/wolfdotcom/res/mipmap-xxxhdpi/ic_launcher.png differ
diff --git a/src/ko/wolfdotcom/src/eu/kanade/tachiyomi/extension/ko/wolfdotcom/DomainNumber.kt b/src/ko/wolfdotcom/src/eu/kanade/tachiyomi/extension/ko/wolfdotcom/DomainNumber.kt
new file mode 100644
index 000000000..8c978c41b
--- /dev/null
+++ b/src/ko/wolfdotcom/src/eu/kanade/tachiyomi/extension/ko/wolfdotcom/DomainNumber.kt
@@ -0,0 +1,3 @@
+package eu.kanade.tachiyomi.extension.ko.wolfdotcom
+
+const val DEFAULT_DOMAIN_NUMBER = "363"
diff --git a/src/ko/wolfdotcom/src/eu/kanade/tachiyomi/extension/ko/wolfdotcom/Filters.kt b/src/ko/wolfdotcom/src/eu/kanade/tachiyomi/extension/ko/wolfdotcom/Filters.kt
new file mode 100644
index 000000000..4707fecfd
--- /dev/null
+++ b/src/ko/wolfdotcom/src/eu/kanade/tachiyomi/extension/ko/wolfdotcom/Filters.kt
@@ -0,0 +1,59 @@
+package eu.kanade.tachiyomi.extension.ko.wolfdotcom
+
+import eu.kanade.tachiyomi.source.model.Filter
+import eu.kanade.tachiyomi.source.model.FilterList
+import okhttp3.HttpUrl
+
+interface UrlPartFilter {
+    fun addToUrl(url: HttpUrl.Builder)
+}
+
+class FilterData(
+    val type: String,
+    private val typeDisplayName: String? = null,
+    val value: String?,
+    private val valueDisplayName: String,
+) {
+    override fun toString(): String {
+        return "$typeDisplayName: $valueDisplayName"
+    }
+}
+
+class SearchFilter(
+    private val options: List<FilterData>,
+) : Filter.Select<String>(
+    "필터",
+    options.map { it.toString() }.toTypedArray(),
+),
+    UrlPartFilter {
+    override fun addToUrl(url: HttpUrl.Builder) {
+        val selected = options[state]
+        url.addQueryParameter("type1", selected.type)
+        selected.value?.let {
+            url.addQueryParameter("type2", it)
+        }
+    }
+}
+
+class SortFilter(default: Int = 0) :
+    Filter.Select<String>(
+        "정렬 기준",
+        options.map { it.first }.toTypedArray(),
+        default,
+    ),
+    UrlPartFilter {
+
+    override fun addToUrl(url: HttpUrl.Builder) {
+        url.addQueryParameter("o", options[state].second)
+    }
+
+    companion object {
+        private val options = listOf(
+            "최신순" to "n",
+            "인기순" to "f",
+        )
+    }
+}
+
+val POPULAR = FilterList(SortFilter(1))
+val LATEST = FilterList(SortFilter(0))
diff --git a/src/ko/wolfdotcom/src/eu/kanade/tachiyomi/extension/ko/wolfdotcom/Wolf.kt b/src/ko/wolfdotcom/src/eu/kanade/tachiyomi/extension/ko/wolfdotcom/Wolf.kt
new file mode 100644
index 000000000..f45e3e7fc
--- /dev/null
+++ b/src/ko/wolfdotcom/src/eu/kanade/tachiyomi/extension/ko/wolfdotcom/Wolf.kt
@@ -0,0 +1,417 @@
+package eu.kanade.tachiyomi.extension.ko.wolfdotcom
+
+import android.app.Application
+import android.content.SharedPreferences
+import android.util.Log
+import androidx.preference.EditTextPreference
+import androidx.preference.PreferenceScreen
+import eu.kanade.tachiyomi.network.GET
+import eu.kanade.tachiyomi.network.asObservableSuccess
+import eu.kanade.tachiyomi.source.ConfigurableSource
+import eu.kanade.tachiyomi.source.model.Filter
+import eu.kanade.tachiyomi.source.model.FilterList
+import eu.kanade.tachiyomi.source.model.MangasPage
+import eu.kanade.tachiyomi.source.model.Page
+import eu.kanade.tachiyomi.source.model.SChapter
+import eu.kanade.tachiyomi.source.model.SManga
+import eu.kanade.tachiyomi.source.online.HttpSource
+import eu.kanade.tachiyomi.util.asJsoup
+import kotlinx.serialization.Serializable
+import kotlinx.serialization.decodeFromString
+import kotlinx.serialization.encodeToString
+import kotlinx.serialization.json.Json
+import okhttp3.HttpUrl.Companion.toHttpUrl
+import okhttp3.Interceptor
+import okhttp3.Request
+import okhttp3.Response
+import org.jsoup.Jsoup
+import org.jsoup.nodes.Document
+import rx.Observable
+import uy.kohesive.injekt.Injekt
+import uy.kohesive.injekt.api.get
+import uy.kohesive.injekt.injectLazy
+import java.io.IOException
+import java.net.URLEncoder
+import java.text.ParseException
+import java.text.SimpleDateFormat
+import java.util.Locale
+
+open class Wolf(
+    name: String,
+    private val browsePath: String,
+    private val entryPath: String,
+    private val readerPath: String,
+) : HttpSource(), ConfigurableSource {
+
+    override val name = "늑대닷컴 - $name"
+
+    override val lang = "ko"
+
+    override val baseUrl: String
+        get() = "https://wfwf$domainNumber.com"
+
+    override val supportsLatest = true
+
+    override val client = network.cloudflareClient.newBuilder()
+        .addInterceptor(::domainNumberInterceptor)
+        .build()
+
+    private val json: Json by injectLazy()
+
+    private val preference: SharedPreferences by lazy {
+        Injekt.get<Application>().getSharedPreferences("source_$id", 0x0000)
+    }
+
+    override fun fetchPopularManga(page: Int): Observable<MangasPage> {
+        return fetchSearchManga(page, "", POPULAR)
+    }
+
+    override fun fetchLatestUpdates(page: Int): Observable<MangasPage> {
+        return fetchSearchManga(page, "", LATEST)
+    }
+
+    private var searchFilters: List<FilterData> = emptyList()
+    private var filterParseError = false
+
+    override fun getFilterList(): FilterList {
+        val filters: MutableList<Filter<*>> = mutableListOf(
+            SortFilter(),
+        )
+
+        if (searchFilters.isNotEmpty()) {
+            filters.add(
+                SearchFilter(searchFilters),
+            )
+        } else if (filterParseError) {
+            filters.add(
+                Filter.Header("unable to parse filters"),
+            )
+        } else {
+            filters.add(
+                Filter.Header("press 'reset' to attempt to load more filters"),
+            )
+        }
+
+        return FilterList(filters)
+    }
+
+    protected open fun parseSearchFilters(document: Document) {
+        if (searchFilters.isNotEmpty() || filterParseError) return
+
+        try {
+            val displayName = document.select(".sub-tab > a").eachText()
+            assert(displayName.size == 3)
+            searchFilters =
+                document.select(".tab-day > a, .tab-genre1 > a, .tab-genre2 > a, .tab-alphabet > a")
+                    .map {
+                        val url = it.absUrl("href").toHttpUrl()
+                        val type = url.queryParameter("type1")!!
+                        FilterData(
+                            type = type,
+                            typeDisplayName = when (type) {
+                                "day", "complete" -> displayName[0]
+                                "genre" -> displayName[1]
+                                "alphabet" -> displayName[2]
+                                else -> null
+                            },
+                            value = url.queryParameter("type2"),
+                            valueDisplayName = it.ownText(),
+                        )
+                    }
+        } catch (e: Throwable) {
+            Log.e(name, "error parsing filters", e)
+            filterParseError = true
+        }
+    }
+
+    private lateinit var browseCache: List<List<BrowseItem>>
+
+    class BrowseItem(
+        val id: Int,
+        val title: String,
+        val cover: String?,
+    )
+
+    override fun fetchSearchManga(page: Int, query: String, filters: FilterList): Observable<MangasPage> {
+        if (query.isNotBlank()) {
+            return querySearch(query)
+        }
+
+        return if (page == 1) {
+            client.newCall(searchMangaRequest(page, query, filters))
+                .asObservableSuccess()
+                .map {
+                    parseBrowsePage(it)
+                    paginatedBrowsePage(0)
+                }
+        } else {
+            Observable.just(
+                paginatedBrowsePage(page - 1),
+            )
+        }
+    }
+
+    override fun searchMangaRequest(page: Int, query: String, filters: FilterList): Request {
+        val url = "$baseUrl/$browsePath".toHttpUrl().newBuilder().apply {
+            filters.filterIsInstance<UrlPartFilter>().forEach { filter ->
+                filter.addToUrl(this)
+            }
+        }.build()
+
+        return GET(url, headers)
+    }
+
+    private fun parseBrowsePage(response: Response) {
+        val document = response.asJsoup()
+
+        parseSearchFilters(document)
+
+        browseCache = document.select(".webtoon-list > ul > li > a").map {
+            val id = it.absUrl("href").toHttpUrl()
+                .queryParameter("toon")!!.toInt()
+
+            BrowseItem(
+                id = id,
+                title = it.selectFirst(".txt > .subject")!!.ownText(),
+                cover = it.selectFirst(".img > img")?.attr("data-original"),
+            )
+        }.chunked(20)
+    }
+
+    private fun paginatedBrowsePage(index: Int): MangasPage {
+        return MangasPage(
+            browseCache[index].map {
+                SManga.create().apply {
+                    url = it.id.toString()
+                    title = it.title
+                    thumbnail_url = it.cover
+                }
+            },
+            browseCache.lastIndex > index,
+        )
+    }
+
+    private val specialChars = Regex("""[^\p{InHangul_Syllables}0-9a-z ]""", RegexOption.IGNORE_CASE)
+    private val styleImage = Regex("""background-image:url\(([^)]+)\)""")
+
+    private fun querySearch(query: String): Observable<MangasPage> {
+        if (query.length < 2) {
+            throw Exception("두 글자 이상 입력 해주세요.")
+        }
+        val stdQuery = query.replace(specialChars, "")
+        val searchUrl = "$baseUrl/search.html?q=${URLEncoder.encode(stdQuery, "EUC-KR")}"
+
+        return client.newCall(GET(searchUrl, headers))
+            .asObservableSuccess()
+            .map { response ->
+                val document = Jsoup.parseBodyFragment(response.body.string(), searchUrl)
+                val entries = document.select("article.searchItem")
+                    .filter { el ->
+                        el.selectFirst("a.searchLink")!!.attr("href").contains(entryPath)
+                    }
+                    .map { el ->
+                        val mangaUrl = el.selectFirst("a.searchLink")!!.absUrl("href")
+                            .toHttpUrl()
+                        SManga.create().apply {
+                            url = mangaUrl.queryParameter("toon")!!
+                            title = el.selectFirst(".searchDetailTitle")!!.text()
+                            thumbnail_url = el.selectFirst(".searchPng")
+                                ?.attr("style")
+                                ?.let {
+                                    styleImage.find(it)?.groupValues?.get(1)
+                                }
+                        }
+                    }
+
+                MangasPage(entries, false)
+            }
+    }
+
+    override fun getMangaUrl(manga: SManga): String {
+        return baseUrl.toHttpUrl().newBuilder()
+            .addPathSegment(entryPath)
+            .addQueryParameter("toon", manga.url)
+            .toString()
+    }
+
+    override fun mangaDetailsRequest(manga: SManga): Request {
+        return GET(getMangaUrl(manga), headers)
+    }
+
+    override fun mangaDetailsParse(response: Response): SManga {
+        val document = response.asJsoup()
+
+        return SManga.create().apply {
+            title = document.selectFirst(".text-box h1")!!.text()
+            thumbnail_url = document.selectFirst(".img-box img")?.absUrl("src")
+            description = document.selectFirst(".text-box .txt")?.text()
+            genre = document.selectFirst(".text-box .sub:has(> strong:contains(장르))")?.ownText()?.replace("/", ", ")
+            author = document.selectFirst(".text-box .sub:has(> strong:contains(작가))")?.ownText()?.replace("/", ", ")
+        }
+    }
+
+    override fun chapterListRequest(manga: SManga): Request {
+        return mangaDetailsRequest(manga)
+    }
+
+    @Serializable
+    class ChapterUrl(
+        val toon: String,
+        val num: String,
+    )
+
+    override fun chapterListParse(response: Response): List<SChapter> {
+        val document = response.asJsoup()
+
+        return document.select(".webtoon-bbs-list a.view_open").map { el ->
+            val chapUrl = el.absUrl("href").toHttpUrl()
+            SChapter.create().apply {
+                url = json.encodeToString(
+                    ChapterUrl(
+                        chapUrl.queryParameter("toon")!!,
+                        chapUrl.queryParameter("num")!!,
+                    ),
+                )
+                name = el.selectFirst(".subject")!!.ownText()
+                date_upload = el.selectFirst(".date")?.text().parseDate()
+            }
+        }
+    }
+
+    private val dateFormat = SimpleDateFormat("yyyy-MM-dd", Locale.ENGLISH)
+
+    private fun String?.parseDate(): Long {
+        this ?: return 0L
+
+        return try {
+            dateFormat.parse(this)!!.time
+        } catch (_: ParseException) {
+            0L
+        }
+    }
+
+    override fun getChapterUrl(chapter: SChapter): String {
+        val chapUrl = json.decodeFromString<ChapterUrl>(chapter.url)
+
+        return baseUrl.toHttpUrl().newBuilder()
+            .addPathSegment(readerPath)
+            .addQueryParameter("toon", chapUrl.toon)
+            .addQueryParameter("num", chapUrl.num)
+            .toString()
+    }
+
+    override fun pageListRequest(chapter: SChapter): Request {
+        return GET(getChapterUrl(chapter), headers)
+    }
+
+    override fun pageListParse(response: Response): List<Page> {
+        val document = response.asJsoup()
+
+        return document.select(".image-view img").mapIndexed { idx, img ->
+            Page(idx, imageUrl = img.absUrl("data-original"))
+        }
+    }
+
+    override fun setupPreferenceScreen(screen: PreferenceScreen) {
+        EditTextPreference(screen.context).apply {
+            key = PREF_DOMAIN_NUM
+            title = "도메인 번호"
+            setOnPreferenceChangeListener { _, newValue ->
+                val value = newValue as String
+                if (value.isEmpty() || value.toIntOrNull() == null) {
+                    false
+                } else {
+                    domainNumber = value.trim()
+                    false
+                }
+            }
+        }.also(screen::addPreference)
+    }
+
+    private var domainNumber = ""
+        get() {
+            val currentValue = field
+            if (currentValue.isNotEmpty()) return currentValue
+
+            val prefValue = preference.getString(PREF_DOMAIN_NUM, "")!!
+            val prefDefaultValue = preference.getString(PREF_DOMAIN_NUM_DEFAULT, "")!!
+
+            if (prefDefaultValue != DEFAULT_DOMAIN_NUMBER) {
+                preference.edit()
+                    .putString(PREF_DOMAIN_NUM_DEFAULT, DEFAULT_DOMAIN_NUMBER)
+                    .putString(PREF_DOMAIN_NUM, DEFAULT_DOMAIN_NUMBER)
+                    .apply()
+
+                field = DEFAULT_DOMAIN_NUMBER
+                return DEFAULT_DOMAIN_NUMBER
+            }
+
+            if (prefValue.isNotEmpty()) {
+                field = prefValue
+                return prefValue
+            }
+
+            return DEFAULT_DOMAIN_NUMBER
+        }
+        set(value) {
+            preference.edit().putString(PREF_DOMAIN_NUM, value).apply()
+
+            field = value
+        }
+
+    private fun domainNumberInterceptor(chain: Interceptor.Chain): Response {
+        val request = chain.request()
+        val response = chain.proceed(request)
+
+        val url = request.url.toString()
+
+        if (url.contains(domainRegex)) {
+            val document = Jsoup.parse(response.peekBody(Long.MAX_VALUE).string())
+            val newUrl = document.selectFirst("""#pop-content a[href~=^https?://wfwf\d+\.com]""")
+                ?: return response
+
+            response.close()
+
+            val newDomainNum = domainRegex.find(newUrl.attr("href"))?.groupValues?.get(1)
+                ?: throw IOException("Failed to update domain number")
+
+            domainNumber = newDomainNum.trim()
+
+            return chain.proceed(
+                request.newBuilder()
+                    .url(
+                        request.url.newBuilder()
+                            .host(baseUrl.toHttpUrl().host)
+                            .build(),
+                    )
+                    .build(),
+            )
+        }
+
+        return response
+    }
+
+    private val domainRegex = Regex("""^https?://wfwf(\d+)\.com""")
+
+    override fun imageUrlParse(response: Response): String {
+        throw UnsupportedOperationException()
+    }
+    override fun popularMangaParse(response: Response): MangasPage {
+        throw UnsupportedOperationException()
+    }
+    override fun popularMangaRequest(page: Int): Request {
+        throw UnsupportedOperationException()
+    }
+    override fun latestUpdatesParse(response: Response): MangasPage {
+        throw UnsupportedOperationException()
+    }
+    override fun latestUpdatesRequest(page: Int): Request {
+        throw UnsupportedOperationException()
+    }
+    override fun searchMangaParse(response: Response): MangasPage {
+        throw UnsupportedOperationException()
+    }
+}
+
+private const val PREF_DOMAIN_NUM = "domain_number"
+private const val PREF_DOMAIN_NUM_DEFAULT = "domain_number_default"
diff --git a/src/ko/wolfdotcom/src/eu/kanade/tachiyomi/extension/ko/wolfdotcom/WolfFactory.kt b/src/ko/wolfdotcom/src/eu/kanade/tachiyomi/extension/ko/wolfdotcom/WolfFactory.kt
new file mode 100644
index 000000000..dddd55c36
--- /dev/null
+++ b/src/ko/wolfdotcom/src/eu/kanade/tachiyomi/extension/ko/wolfdotcom/WolfFactory.kt
@@ -0,0 +1,21 @@
+package eu.kanade.tachiyomi.extension.ko.wolfdotcom
+
+import eu.kanade.tachiyomi.source.SourceFactory
+import eu.kanade.tachiyomi.source.model.FilterList
+import org.jsoup.nodes.Document
+
+class WolfFactory : SourceFactory {
+    override fun createSources() = listOf(
+        Wolf("웹툰", "ing", "list", "view"), // webtoon
+        Wolf("만화책", "cm", "cl", "cv"), // comic book
+        object : Wolf("포토툰", "pt", "list", "view") { // phototoon
+            override fun getFilterList(): FilterList {
+                return FilterList()
+            }
+
+            override fun parseSearchFilters(document: Document) {
+                return
+            }
+        },
+    )
+}