Miyuki shot Gotou in the stomach to generate hatred within Yakumo so that his father's spirit can attempt a possession. Miyuki explained that the purpose of luring Yakumo to embrace the darkness is to ensure that his state of mind is practically the same as his father, allowing his father and his soul to merge and for his father to take over his body. Yakumo appeared to be possessed by his father as both his eyes is now red; but he has tricked Miyuki by using his uncle's red contact lens. He managed to disarm Miyuki but she managed to escape. Yakumo's father vow to continue to pursue his objectives. Yakumo gave his consent to sign the organ release form to save Sakaibara's daughter; but on the condition that Sakibara turned himself in to the police. (thetvdb.com)