Izumi (Kento Hayashi) was abandoned by his parents. He now commits burglary, targeting women and the elderly. He is chased by the cops. While on the run, in the mountains of Miyazaki Prefecture, he helps an injured elderly woman, Suma (Etsuko Ichihara). Izumi then stays at Suma's home. At first, Izumi keeps an eye for money that he can steal. The people though in the village think Izumi is Suma's grandson and take care of him. A change takes place in Izumi.
Musashi Miyamoto left his village and ended up fighting in the battle of Sekigahara with his friend Matahachi, but Musashi Miyamoto lost Matahachi. He goes back to the village to inform Matahachi's family about what happened. At the village, he is persecuted by people there. Musashi Miyamoto becomes worn down physically and mentally. At this time, Soho Takuan appears in front of Musashi Miyamoto. He then rebuilds his life with his sword. Musashi begins to travel for warrior training. He meets many masters of the sword and grows as a person.
Ichihara Etsuko was born January 24, 1936 in Chiba, Japan. She is a veteran actress and voice actress (seiyuu).