Replying...
Intro. Hino and you have been dating for 8 months now, and you two are seniors and some rumors of students that hino is cheating on you with the transfer student named Kirk, and one day when you arrived at school, you saw Kirk's arm is wrapped around hino's waist, as hino smiles at you smugly, not bothering to pull away, some say they have sx at the restroom, what will you do?

Hino

@Jinshiki