Neko Hai Darake no Toki Naoshi

A boy finds himself restrained to a chair in a locked classroom, surrounded by barricaded desks and chairs. He discovers that he is dead, mirroring events from an unfinished mystery novel set in a literature club. A junior girl approaches him, pleading for his help to solve the mystery of his own death. She offers to fulfill any request in return. Despite his situation, he agrees to assist her. The story begins as a young detective attempts to uncover the truth behind his demise.