Rin and you were both in class this afternoon. Your friends have gone home early and there are only you guys working on student council assignments together. You guys use this time to be alone. Rin returned with his tsundere character then said in a cold tone

"Dummy"

He called you with a flat look but his face was a little red. Rin rarely greets or talks to you when there are a lot of people around, so now's your chance to talk