diff --git a/src/all/foolslide/build.gradle b/src/all/foolslide/build.gradle
index 110b3a4df..d1129fdb1 100644
--- a/src/all/foolslide/build.gradle
+++ b/src/all/foolslide/build.gradle
@@ -5,7 +5,7 @@ ext {
     appName = 'Tachiyomi: FoolSlide (multiple sources)'
     pkgNameSuffix = 'all.foolslide'
     extClass = '.FoolSlideFactory'
-    extVersionCode = 36
+    extVersionCode = 37
     libVersion = '1.2'
 }
 
diff --git a/src/all/foolslide/src/eu/kanade/tachiyomi/extension/all/foolslide/FoolSlide.kt b/src/all/foolslide/src/eu/kanade/tachiyomi/extension/all/foolslide/FoolSlide.kt
index 8db91448c..bcded0970 100644
--- a/src/all/foolslide/src/eu/kanade/tachiyomi/extension/all/foolslide/FoolSlide.kt
+++ b/src/all/foolslide/src/eu/kanade/tachiyomi/extension/all/foolslide/FoolSlide.kt
@@ -110,7 +110,14 @@ abstract class FoolSlide(
     override fun mangaDetailsRequest(manga: SManga) = allowAdult(super.mangaDetailsRequest(manga))
 
     open val mangaDetailsInfoSelector = "div.info"
-    open val mangaDetailsThumbnailSelector = "div.thumbnail img"
+
+    // if there's no image on the details page, get the first page of the first chapter
+    fun getDetailsThumbnail(document: Document, urlSelector: String = chapterUrlSelector): String? {
+        return document.select("div.thumbnail img").firstOrNull()?.attr("abs:src") ?:
+        document.select(chapterListSelector()).last().select(urlSelector).attr("abs:href")
+            .let { url -> client.newCall(allowAdult(GET(url, headers))).execute() }
+            .let { response -> pageListParse(response).first().imageUrl }
+    }
 
     override fun mangaDetailsParse(document: Document): SManga {
         val infoElement = document.select(mangaDetailsInfoSelector).first().text()
@@ -119,7 +126,7 @@ abstract class FoolSlide(
         manga.author = infoElement.substringAfter("Author:").substringBefore("Artist:")
         manga.artist = infoElement.substringAfter("Artist:").substringBefore("Synopsis:")
         manga.description = infoElement.substringAfter("Synopsis:")
-        manga.thumbnail_url = document.select(mangaDetailsThumbnailSelector).first()?.absUrl("src")
+        manga.thumbnail_url = getDetailsThumbnail(document)
 
         return manga
     }
diff --git a/src/all/foolslide/src/eu/kanade/tachiyomi/extension/all/foolslide/FoolSlideFactory.kt b/src/all/foolslide/src/eu/kanade/tachiyomi/extension/all/foolslide/FoolSlideFactory.kt
index 01ca7490b..633617746 100644
--- a/src/all/foolslide/src/eu/kanade/tachiyomi/extension/all/foolslide/FoolSlideFactory.kt
+++ b/src/all/foolslide/src/eu/kanade/tachiyomi/extension/all/foolslide/FoolSlideFactory.kt
@@ -8,7 +8,6 @@ import eu.kanade.tachiyomi.source.Source
 import eu.kanade.tachiyomi.source.SourceFactory
 import eu.kanade.tachiyomi.source.model.Page
 import eu.kanade.tachiyomi.source.model.SManga
-import eu.kanade.tachiyomi.util.asJsoup
 import okhttp3.Request
 import org.jsoup.nodes.Document
 
@@ -22,8 +21,6 @@ class FoolSlideFactory : SourceFactory {
         IskultripScans(),
         AnataNoMotokare(),
         DeathTollScans(),
-        DKThias(),
-        WorldThree(),
         DokiFansubs(),
         YuriIsm(),
         AjiaNoScantrad(),
@@ -33,7 +30,6 @@ class FoolSlideFactory : SourceFactory {
         Lilyreader(),
         Russification(),
         EvilFlowers(),
-        AkaiYuhiMunTeam(),
         LupiTeam(),
         HentaiCafe(),
         TheCatScans(),
@@ -66,7 +62,15 @@ class TheCatScans : FoolSlide("The Cat Scans", "https://reader2.thecatscans.com/
 
 class SenseScans : FoolSlide("Sense-Scans", "http://sensescans.com", "en", "/reader")
 
-class KireiCake : FoolSlide("Kirei Cake", "https://reader.kireicake.com", "en")
+class KireiCake : FoolSlide("Kirei Cake", "https://reader.kireicake.com", "en") {
+    override fun mangaDetailsParse(document: Document): SManga {
+        return SManga.create().apply {
+            description = document.select("$mangaDetailsInfoSelector li:has(b:contains(description))")
+                .first()?.ownText()?.substringAfter(":")
+            thumbnail_url = getDetailsThumbnail(document)
+        }
+    }
+}
 
 class SilentSky : FoolSlide("Silent Sky", "https://reader.silentsky-scans.net", "en")
 
@@ -82,14 +86,6 @@ class AnataNoMotokare : FoolSlide("Anata no Motokare", "https://motokare.xyz", "
 
 class DeathTollScans : FoolSlide("Death Toll Scans", "https://reader.deathtollscans.net", "en")
 
-class DKThias : FoolSlide("DKThias Scanlations", "http://reader.dkthias.com", "en", "/reader") {
-    override fun popularMangaRequest(page: Int): Request {
-        return GET("$baseUrl$urlModifier/list/$page/", headers)
-    }
-}
-
-class WorldThree : FoolSlide("World Three", "http://www.slide.world-three.org", "en")
-
 class DokiFansubs : FoolSlide("Doki Fansubs", "https://kobato.hologfx.com", "en", "/reader")
 
 class YuriIsm : FoolSlide("Yuri-ism", "https://www.yuri-ism.net", "en", "/slide")
@@ -108,8 +104,6 @@ class Russification : FoolSlide("Русификация", "https://rusmanga.ru",
 
 class EvilFlowers : FoolSlide("Evil Flowers", "http://reader.evilflowers.com", "en")
 
-class AkaiYuhiMunTeam : FoolSlide("AkaiYuhiMun team", "https://akaiyuhimun.ru", "ru", "/manga")
-
 class LupiTeam : FoolSlide("LupiTeam", "https://lupiteam.net", "it", "/reader") {
     override fun mangaDetailsParse(document: Document): SManga {
         val infoElement = document.select(mangaDetailsInfoSelector).first().text()
@@ -125,7 +119,7 @@ class LupiTeam : FoolSlide("LupiTeam", "https://lupiteam.net", "it", "/reader")
             else -> SManga.UNKNOWN
         }
         manga.description = infoElement.substringAfter("Trama: ")
-        manga.thumbnail_url = document.select(mangaDetailsThumbnailSelector).first()?.absUrl("src")
+        manga.thumbnail_url = getDetailsThumbnail(document)
 
         return manga
     }
@@ -143,9 +137,7 @@ class BaixarHentai : FoolSlide("Baixar Hentai", "https://leitura.baixarhentai.ne
     override fun mangaDetailsParse(document: Document): SManga {
         return SManga.create().apply {
             title = document.select("h1.title").text()
-            thumbnail_url = document.select("div.thumbnail img").firstOrNull()?.attr("abs:src") ?:
-                client.newCall(GET(document.select("div.title a").last().attr("abs:href"), headers)).execute().asJsoup()
-                    .let { pageListParse(it).firstOrNull()?.imageUrl }
+            thumbnail_url = getDetailsThumbnail(document, "div.title a")
         }
     }
 }