Hanako worries about how to save Nene from her approaching death, while Nene and Akane try to keep Aoi from being sacrificed. However, soon it will be too late for Kamome Academy because the Severance has started and supernatural beings in the school are disappearing. The human world and the supernatural world are beginning to split in two.

Translation of: Jibaku shonen Hanako-kun. "First published in Japan in 2021 by Square Enix Co., Ltd."--Copyright page. Printed Manga-style; book opens from left to right. Pages are read from right to left.