Nanao the unluckiest assassin in the world has been hired to deliver a birthday present to a guest at a luxury Tokyo Hotel. It seems like a simple assignment but by the time he leaves the guest s room one man is dead and more will soon follow. As events spiral out of control as it becomes clear several different killers, with varying missions, are all taking a stay in the hotel at the same time. And they re all particularly interested in a young woman with a photographic memory, hiding out on one of the twenty floors.

Will Nanao find the truth about what s going on? And will he check out alive?

In this original, gripping and inventive follow-up to the international bestseller Bullet Train, Kotaro Isaka demonstrates his unparalleled gift for unique characters and unexpected twists.