The Howling Wind of Betrayal Inuyasha : Season 3 Episode 13

Kagura approaches Sesshomaru and tells him to kill Naraku, but Sesshomaru refuses. As Inuyasha and the others search for Kagura, they realize that Naraku is a half demon. They find Kagura, but Koga is badly injured, and Inuyasha shows his human form to save him.