A mysterious demon attacks a group of innocent wolf demons distantly related to Inuyasha's rival Koga. In the ensuing battle, Moryomaru enters the fray, and Koga ends up at a terrible disadvantage. Inuyasha and the others come to his aid - but is rescuing Koga worth the terrible price they will have to pay?

Inuyasha and Kagome's archnemesis Naraku attempts to revive a cursed tree that once fed on humans and demons alike - but his plan backfires. Then Naraku must face an internal enemy - the armor encasing his black heart. And finally, Moryomaru attacks! Has Naraku finally met his match...?!

Inuyasha dreams of the day half a century ago when Kikyo, the priestess he once loved and unknowingly betrayed, perished. Then Kagome is forced to watch a vision of the moment the two parted ways. Now the living Kikyo is in desperate danger, and only Kagome can save her!