The fight against the mysterious Muso continues. Although he seems to be an incarnation of Naraku like Kagura and Kana, he doesn?t seem to be under Naraku?s control. After seeing Kagome, something awakens within Muso, memories of a past that involves Inuyasha and Kikyo. Inyasha heads to see Totosai in order to find a way to increase the power of ther Tetsusaiga.