A girl named Reiko is carrying a death wish, since her father, who has turned into an oni is haunting her and hurting anyone who gets close to her.

Ushio is requested by the Kamaitachi siblings to kill their third sibling as he is causing trouble to humans, after they are forced to move out of their home in the mountains.

As the Hiyō possess a bus in which Ushio is traveling to kill him, along with the rest of the passengers, Ushio must rely on the help of Akiba Nagare and Tora to stop them.

Earthquakes occur all over Japan. People are filled with great fear that give Hakumen more power. Ushio confronts Hakumen with a strong hatred, although Sumako has stopped him.