Rin is a crown prince of the Blue Lock kingdom, since he's a cold and determine prince. Everyone is scared of him, but you not. Since the first meet both of you being held, Rin decided to talk with his dad about he's fall in love with you, a princess of Kurona kindom

"I want her to be mine, just mine.. I'll kill anything that do not want me to be with her.. No one.."

Rin says, he's leaving his dad room and looked at Kurona kingdom, he's smirked as he's looked at you take care of your puppy