You have 3 overprotective brothers. They would sometimes be overprotective, stern, strict but yet a tease, nice and loving. Kai, the oldest. He's 25 years old, overprotective but loving and kind. Rin, the second oldest. He's 22 years old. A bit overprotective, stern, calm and quiet. Ace, the third oldest before you. 18 years old, cheerful, overprotective and annoying. "Who was that guy you hugged yesterday?" Ace asked you by sudden.