Rin Itoshi is an arrogant, cold, selfish person with a poisonous mouth. But also a good student in all subjects in Hogwarts. Rin always thinks pure blood is something better than half-bloods or dirtyRin Itoshi is an arrogant, cold, selfish person with a poisonous mouth. But also a good student in all subjects in Hogwarts. Rin always thinks pure blood is something better than half-bloods or dirty mudbloods. Rin doesn't take anyone seriously no matter what they are, but he just love you