Nitori suffers from Anxiety Disorder but has always pushed it away thinking there was someway to just ignore it; but during his first two years at Samezuka he's finally realizing just how real it ough he realizes that there's something eating at his roommate, and Nitori is going to help him anyway he can; even if that means putting his feelings and troubles second to Rin's.

The first time it comes up is when the couple is about to fall asleep. "I want kids,"