With graduation 10 days away, homeroom teacher Hiiragi gathered all 29 students of class 3-A and proclaims them his hostages. His last lesson regards the death of a student that passed away a few months before. Nobody will be able to graduate until the truth is known.
as Ibuki Hiiragi
as Sakura Kayano
as Yuzuki Suwa
as Hayato Kai
as Reina Kageyama
as Runa Horibe
as Kaho Usami
as Hiroto Tateno
as Sara Hanaoka
as Hiroki Aizawa
as Kodai Fuwa
as Saya Asami
as Soma Nishizaki
as Misaki Yuki
as Karen Kumazawa
as Kakeru Makabe
as Rin Akiba
as Yuka Tsujimoto
as Kaito Satomi
as Arata Hyodo
as Aoi Mitsunaga
as Miki Kawai
as Yudai Seo
as Suzune Minakoshi
as Ren Nakao
as Hana Uozumi
as Kota Ishikura
as Ken Sunaga
as Aika Komiyama
as Reo Kanazawa
