Plot: Set in the Edo Period of Japan, the series follows a young ninja named Hayate, who is the son of a man who developed a special technique called the "Transformation Jutsu" capable of granting a superhuman form. However, their Ninja clan, the warmongering Blood Wheel Clan, begins using the Transformation Jutsu to spread fear and terror all throughout Japan as part of their campaign to conquer it, going against the peaceful intentions Hayate's father had when creating it