Entrenched in the battle of their lives against the undead Band of Seven, Inuyasha and friends get some unlikely allies when his brother Sesshmoaru and Koga get caught up in the skirmish. At the climax of the bloody battle, another of Naraku's malevolent plots is revealed.

Trapped inside holy Mount Hakurei with Naraku, Inuyasha loses his demonic powers. Bad timing ... The leader of the Band of Seven, a gang of undead assassins, has absorbed the Shikon shards from his fallen comrades, making him an even more formidable foe! Then Naraku reveals his true purpose in hiding inside the mountain ... Inuyasha has a premonition of doom, but arrives too late, finding only Kikyo's broken bow! Evil Kagura and demonic baby Hakudoshi...