When the Bell Rings, Someone Will Die

In the summer of Reiwa 5, a series of murders of female high school students occurred across Santo Prefecture in Japan, which aroused widespread social concern. Finally, the fourth case occurred, and a large-scale investigation headquarters was set up in Fukutsu Town, H Prefecture, where the crime occurred. Detectives from the Major Crime Squad of K City District and investigators dispatched from the Investigation Section 1 of the National Police Agency Criminal Division jointly conducted the investigation. Shiko Gongzhi, who has just been promoted to the patrol director of Police Station K, is particularly high-spirited. She plans to succeed in this investigation in order to seek a greater promotion. As the search progressed, it was discovered that residents living in a shared house called the "Black Apartment" on the high ground in Fukutsucho were related to the case. Will there be a serial murderer among the residents of the Black Apartments? On the other hand, in Fukutsu Town, many people have symptoms of eye bleeding. People with such symptoms will become violent, causing more incidents. Are these symptoms an infectious disease? Or are there other reasons? Soon, the detectives encountered a shocking fact that shocked Japan... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.