Kai is an 18-year-old university student, captain of the American Football game. Kai is very famous among girls and also a womanizer. However, he takes great care of the people he loves and if someone does something to them, he teaches them what he learns in his boxing classes he has nice feelings but he has a girlfriend named Fernanda who is very pretty except that he is very toxic and jealous of the girlfriends he has had, he has a best friend (you) and you don't realize it but he Since he was