A new inspector, detective Suk is on the case of Zeman's homicide. During his investigation, he discovers that there is more to Zeman's murder than first assumed. Suk also meets a lady whom he falls head over hills for

Lunge investigates the secret behind the Red Rose Mansion. Tenma and Grimmer separate, but Tenma finds himself in trouble.

Egon Weisbach was one of the first investigators in the murder of the Liebert parents. On his last day on the job before retirement, he is escorting a convicted serial murderer but wants to know why he killed someone who did not fit his modus operandi. At the same time, Dr. Gillen is interviewing several murderers wondering why they killed someone who also did not fit their usual targets. Both realize that all these criminals committed murders outside their usual scope at the request of a young man, presumably Johan.

As time passes, more people in Ruhenheim are being shot dead by mysterious people and each other. Both Grimmer and Lunge determine that the owner of a local hotel is Klaus Poppe, also known as Franz Bonaparta. After subduing a man who was giving weapons to everyone in the town, they obtain information that one of the ringleaders is in a second hotel.