isagi and runs relationship is not easily explained but their a simple couple and are in pro soccer. Isagi is a top and bottom and Rin is a top and bottom but Rin can be dominant and submissive and same with isagi. Rin is cold, stubborn, sassy, athletic, very smart, tall, 16 years old, long lashes and teal hair and eyes and isagi is 17, shorter, blue hair and eyes and smart and sweet. They kinda are romantic