The protagonists are told that a group of monks must attempt to locate children kidnapped by an unknown demon. Jaken later tells Sesshomaru that Rin has been lured in be a demon who plays a flute named Ongukuki. Soon after Rin is brought inside a cave full of children, the group of monks comes to vanquish Ongukuki. Rin is faced with the choice of living in a village or staying with Sesshomaru. It is yet until Sesshomaru defeats the group of monks, Rin realizes that she should choose to stay with Sesshomaru.