The game takes place in a fictional world inspired by the Shogunate Japan. The player takes control of Tomoe - a former captain of the shogun who became a ronin after seeing too much bloodshed and losing her sister in battle while in service of the shogun. She deserted her homeland nation, Bakugawa, and wandered the world for almost 20 years. With newfound wisdom and resolve she returns to Bakugawa to confront her past and, finding that the problems that drove her away still permeates the land, she strives to bring bring peace to it. To achieve her goals and face the shogun she needs to deal with his soldiers using her non-lethal disarming technique while making allies from an the apathetic people of Bakugawa.