Senya wakes up in a strange village with no memories and is immediately greeted by Shinsuke. Shinsuke wants to use the boy's memory loss to turn him into a normal child. However, the thousand battle-hungry Katawara in his body make this task difficult.

After escaping a clash with the black dragon, Mudo, Senya and his party arrive in Kyoto, but they find that the big city isn't much safer than the country roads.