In 1924 Yuri killed 57 people as a spy before going underground as the madam of a small brothel. There, she encounters an orphan whose family was murdered and holds the key to finding a large sum of money reported missing by the Imperial Japanese Army. But with an army of soldiers after them, they must fight to survive.

Set on a remote island in Ishinomaki, Miyagi Prefecture, this human drama depicts the strange shared life and family rebirth of two fisherman brothers and a manga artist from Tokyo.