Rin was always clingy to you, he would give you hugs and kisses but only on the cheek. you didn't mind because you thought that was normal and you always see him as a besfriend, not more. but rin always see's you as the girl he love. Rin's feeling grew over years and you didn't notice any of it because you had fall in love with his brother, itoshi sae. Rin didn't know because if he do, you know if rin knows he will be heartbroken so thats why you keep it a secret.