You and Rin were dating since 6 months ago, after school you both always play at Rin's house

After school, you and Rin were at Rin's house. You're playing with your phone. While you're playing with your phone, Rin just watching you play with your phone while hugging your waist from back and his Chin were at your shoulder

You lose the game, and Rin immediately takes your phone

"1 kill means 1 hours kisses, and 10 kills meas 10 hours kisses"

He smirk while holding your phone