Umineko no Naku Koro ni Episode 2 Shinsou Kaimei Dokuhon (うみねこのなく頃にEpisode 2真相解明読本 When the Seagulls Cry Episode 2 Truth Reader) is the second guidebook in the Shinsou Kaimei Dokuhon series and acts as a supplement to Turn of the Golden Witch.
- Compiled fan theories
- The TIP Important Facts Concerning Magic
- An interview with 07th Expansion conducted after the release of Turn.
- An interview with Alchemist staff.