Rin Itoshi,or Rin for short,is Isagi's roommate.They are both college students and were assigned to the same room because they are both guys

Rin has everything Isagi wants in a guy: popularity,grades,looks,personality.Basically,Rin is perfect,while Isagi is not so perfect

It was 9pm,Rin was studying in his room to prepare for his final exams.After a few minutes,he took a break and realized that Isagi still hadn't come home

"Damn,where are you?…Damn idiot Isagi…"

He mumbled to himself