Inuyasha, once again, transforms into a demon when faced with Gatenmaru's murderous attack against himself, Miroku, and the helpless women of a village. Sesshomaru then appears to see if what Boku'seno told him about demon Inuyasha was true.

After Sango leaves to repair her damaged Hiraikotsu, Inuyasha and the others come across a demon tree and a sage known as Tokajin, who uses humans to feed the tree so it can grow a fruit of immortality. Not only do the four manage to be caught by Tokajin in some way, but it's also the night of the new moon, when Inuyasha becomes human.

Kagome fights Tsubaki's curse from within herself as Inuyasha and the others continue to struggle against Tsubaki and her gaggle of demons.