In the Chizurui family mansion, a haunting presence casts a shadow over its residents. By night, an eerie figure, clad in a sinister Hannya mask is seen roaming around the house. An amateur murder mystery writer, Akimitsu Takagi, is sent to investigate—but his investigation takes a harrowing turn as tragedy strikes. Within the confines of a locked study, the head of the family is found dead, with only an ominous Hannya mask lying on the floor by his side and the lingering scent of jasmine in the air.

In the winter of 1937, the village of Okamura is abuzz with excitement over the forthcoming wedding of a son of the grand Ichiyanagi family. But amid the gossip over the approaching festivities, there is also a worrying rumour - it seems a sinister masked man has been asking questions about the Ichiyanagis around the village. Then, on the night of the wedding, the Ichiyanagi family are woken by a terrible scream, followed by the sound of eerie music - death has come to Okamura, leaving no trace but a bloody samurai sword, thrust into the pristine snow outside the house.

A hugely enjoyable, must-listen murder mystery sure to appeal to fans of Elly Griffiths, Anthony Horowitz, and Agatha Christie, with one of the best and most satisfying conclusions you'll ever hear. A classic in Japan, available in English for the first time.

When a writer fascinated by the macabre is approached by an acquaintance, he finds himself investigating an eerie house for sale in Tokyo. At first, with its bright and spacious interior, it seems the perfect first home. But upon closer inspection, the building’s floor plans reveal a mysterious "dead space” hidden between its walls. Seeking a second opinion, the writer shares the floor plans with his friend Kurihara, an architect, only to discover more unnerving details throughout.

Miyako suspects her mother-in-law is a murderer. It’s not just a case of them rubbing each other the wrong way—there is definitely something suspicious going on. But Miyako isn’t exactly what she seems either. Her husband has no idea about her past life as a secret agent. When she decides to use her professional skills to investigate her mother-in-law, the delicate equilibrium of their lives is thrown wildly out of balance.