In the aftermath of the bloody Battle of Sekigahara, Sasaki Kojiro, the man destined to be Musashi’s opponent in the most famous duel in Japanese history, finds himself alone amidst desperate refugees and vicious hunters. Despite being pushed to his limits, Kojiro is far from daunted by his peril and instead thrives with an almost supernatural serenity. Driven by his macabre thirst for battle, Kojiro is transformed into the ultimate swordsman.