Library

The development team of the jellyfish ship, a small spacecraft manufactured by relying on new technologies that "changed the history of human aviation", is conducting flight tests of new models. An accident occurred unexpectedly, and the jellyfish boat crashed into the snowy mountain. In the bad weather, team members waiting for rescue were killed one after another. With nowhere to escape and no survivors, where is the real murderer? The informal police officer Maria and her subordinate Ren Kujo launched an investigation, but encountered interference and obstruction from the military along the way. The shady research on jellyfish boats actually involves a key figure hidden behind the technological revolution...

Vampire Dog, a serial killer who was arrested more than 20 years ago. Although he was officially sentenced to life in prison, he was actually secretly imprisoned in a research institution for an experiment unknown to the world. A group of desperadoes successfully robbed a cash transport truck. On their way to escape, they were rounded up by the police and forced to hide in an uninhabited mansion. Maria and Ren Kujo joined the police search operation, but when they entered the robber's hideout, they found multiple dead bodies. The corpses were in the same tragic condition as the victims in the "Vampire Dog" case... Winner of the 26th Ayukawa Tetsuya Award - Ichikawa Yuhito's work, a new novel in the "Red-Haired Detective & Black-Haired Detective" series. It is a masterpiece that breaks through the double evil of closed space and latent time limit, and combines classical reasoning style with special setting system.