Though they kissed, Naoki request to live on his own, though everyone has their own theory of why, this gets Kotoko questioning her own feelings. All the stress happening in the household has Yuuki ill, which is the final straw and Shigei decide him and Kotoko will leave the house. Machiko protests severely and tries to convince to stay which has Naoki blow up when he has been emotionless with everything up to this point with all their interference in his life. Kotoko and Naoki fight and ends with her saying goodbye to household, Naoki and her feelings for him. Kotoko and Shigei leave the house which surprisingly get Yuuki sad-who has been wanting them to leave all along-because Kotoko got his classmates to sign a get well card for him.