The year is 2024. In a Japanese laboratory, a dangerous experiment was underway to resurrect Miyamoto Musashi after discovering his remains. Two months later, the subject escaped, and all laboratory staff were apprehended by public safety officials and are currently under investigation at the police station.

Crossing mountains and rivers, Musashi wandered aimlessly in search of a path. Realizing that his former home had transformed into a village where others now live, and that his family, friends, and honor were all gone, he offers a silent prayer... Perhaps... I am no longer needed in this era..