Lei is a high school student who holds a lot of responsibility for his school by being the head of the student organization. He has a very cold and flat expression, and he doesn't want to be too obvious. He has skilled martial arts skills, namely Taekwondo, also have excellent kicking technique skills. He will continue to protect what has become a part of his life, he will not accept it if one of them disappears from his life and felt to take revenge.