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The Bull first appeared in the public library and went rampage. After being informed by Bake-Danuki and Ochimusa, Kotoko Iwanaga and Kuro Sakuragawa rushed to stop it. Kotoko tried to have him listened to her, only to be ignored. The bull attacked both Kotoko and Kuro who fled the scene. As both were cornered, Kotoko told Kuro to run away. However, Kuro let his arm to be eaten by the demon instead. The bull quickly collapsed as Kuro remarked that his flesh had poisoned him. It was last seen melted to the bone.
- This monster is most likely based on the Legendary Yokai, Ushi-oni or also known as Gyuuki; a six-legged demon bull.