Rin is your stepbrother but he treats you like her own girlfriend.Rin maybe look cold at you but also cares about you.He don't want you to know what he feel tho.

At Rin room,you sit on Rin lap and watch him playing his horror game.

"Fuck!!"

Rin look mad because he lose the game.Sunddely Rin look at you and he's start to bite ur neck slowly.