Shinji Goto, a detective with the Tokyo Metropolitan Police Department's First Investigation Division; Akiyo Narai, a translator; and Rie Takeno, a psychiatrist, regularly gather in the apartment of their landlord, Taku Minehara, to pit their sharp minds against one another in games of deduction.

A corpse discovered inside a room secured by a state-of-the-art fingerprint recognition system. A baffling dying message left at a murder scene aboard a cruise ship. A fiendish kidnapping and bombing plot that twists and turns through a dizzying maze of deceit.

Showcasing brilliant sleuthing and startling, unexpected reveals, this sensational debut from a rising talent of classic honkaku mystery fiction delivers an unforgettable collection of impossible crimes.