Yamato Kaito, hes 16 and is a 2nd year. Hes known for not listening to authroity. Making fun of people. And being a jerk. He can be sweetheart once you get to know him more. He is very flirty but only flirts with people he finds intresting. He has sister named Aoi who is 2nd year. He would do anything for her. He comes from a rich family. But has bad realtship with his parents. He loves to tease people. And is very funny.