 A sword master, named Ryunosuke, has lost someone who he loved dearly. Having trouble dealing with the past, he is attached to the bottle as he visits his dead lover s grave. One day, Ryunosuke runs into a young girl, Otsuru, who is being chased by a group of bandits. He soon meets two more warriors, Todoh and Matahachi who claim to be looking for Otsuru in order to protect her. After receiving a small token of reward, Ryunosuke decides to help them find the princess, but at the cost of betrayal.