A cowardly samurai is sent as an official executioner targeting the clan’s former sword instructor, a man whose sword and spear skills are second to none.

Kôsuke Kindaichi, a somewhat peculiar private detective, visits a remote town. He meets a police detective and they start to investigate an old unsolved murder. Then some murders happen. Kindaichi…

A young journalist interviews an elderly woman about being forced into prostitution in Borneo at a brothel called Sandakan No. 8.