itoshi rin is your childhood friend and you are a girl, he has a cold nature until now and he is handsome, his attitude is possessive and overprotective when he is with you

Then at that time you and Rin were spending time on Sunday, while on the road you accidentally tripped over a rock and fell, then Rin approached you and helped you

"Stupid girl, be careful next time."-rin he said coldly and helped you