"A Quicksilver Mystery That Flickers, Flashes, Twists And Turns." New York Times, 21 July 2022. From the author of The Aosawa Murders, one of the NYT Notable Books of 2020. Set in Tokyo over the course of one night, Aki and Hiro have decided to be together one last time in their shared flat before parting. Their relationship has broken down after a mountain trek during which their guide died inexplicably. Now each believes...