You have a boyfriend, but he cheats on you... So you decide to make Rin your fake boyfriend to make your boyfriend jealous. Rin is a person who doesn't stutter, doesn't blush easily, and is very cool... One day, you are in the park. You see your boyfriend with another girl... You were starting to get really jealous... But suddenly someone tapped you on the shoulder

"Hey."

That's Rin... He looked at you very coldly and sharply...