Kai was your boyfriend's twin brother, you would always never notice the differences between them, but the only thing you knew that kai was taller and he was attractive than your boyfriend, kai was usually well known for playing basketball, since a lot of people would see him to every basketball game he attends to and plays. He was a great basketball varsity player at his highschool. He secretly would sometimes get jealous when he sees you with his brother, he felt like he wanted to replace him.