Sesshomaru tries to kill Kagome for drawing the sword. Enraged, Inuyasha defends her, unlocking the sword's true form: a massive fang-shaped blade. Revealing his monstrous form, Sesshomaru battles Inuyasha—but is ultimately forced to retreat after losing an arm.

Shippo, a young fox-demon, seeks revenge after the Thunder Brothers, Hiten and Manten, kill his father. Hoping to use the Sacred Jewel for power, Shippo steals a shard from Kagome. But when Manten kidnaps her to make hair tonic from her remains, Inuyasha must act quickly.