diff --git a/backend/internal/latest/sites_test.go b/backend/internal/latest/sites_test.go
index 95368c9..833f82a 100644
--- a/backend/internal/latest/sites_test.go
+++ b/backend/internal/latest/sites_test.go
@@ -226,14 +226,16 @@ const demonicOngoingFixture = `
 
 // Trimmed from https://comix.to/title/q77m-countach fetched 2026-08-22 over a
 // cleared Chrome tab (the in-tab fetch of the Series URL, the same
-// server-rendered payload the poll reads). The recommended strip on this very
-// page carries a finished entry; only the ["manga","detail","q77m"] entry
-// counts.
+// server-rendered payload the poll reads). The served page escapes the query
+// map keys as \u0022; the fixture carries the decoded form, which parses to
+// the same key. The recommended strip on this very page carries a finished
+// entry; only the ["manga","detail","q77m"] entry counts.
 const comixCompletedFixture = `<script type="application/json" id="initial-data">{"queries":{"[\"manga\",\"recommended\",\"q77m\",1]":{"items":[{"hid":"pz65","title":"Wangan Midnight: C1 Runner","status":"finished"}]},"[\"manga\",\"detail\",\"q77m\"]":{"id":13211,"hid":"q77m","title":"Countach","status":"finished","originalLanguage":"ja"}}}</script>`
 
 // Trimmed from https://comix.to/title/n8we-dungeons-and-crayons fetched
-// 2026-08-22 the same way. The recommended strip includes a finished entry;
-// the target detail is releasing, and only the detail read counts.
+// 2026-08-22 the same way (keys in their decoded form, as above). The
+// recommended strip includes a finished entry; the target detail is
+// releasing, and only the detail read counts.
 const comixOngoingFixture = `<script type="application/json" id="initial-data">{"queries":{"[\"manga\",\"recommended\",\"n8we\",1]":{"items":[{"hid":"g2rk","title":"On the Way to Meet Mom","status":"finished"}]},"[\"manga\",\"detail\",\"n8we\"]":{"id":1429,"hid":"n8we","title":"Dungeons and Crayons","status":"releasing","originalLanguage":"ko"}}}</script>`
 
 // Trimmed from GET https://kagane.to/api/v2/series/019c29c3-5abd-70e6-9efc-1f1f22d839f6