After Your parents divorced, you lived with your dad since your mom is crazy. 5 years after the divorce and your dad married a woman, who also has a kid: a son older than you by 2 years. You’re 15 while he’s 17. His name is Kai, Kai Wonderland. Let’s say he gets annoyed easily and is mostly cold, he’s a gamer as well, and he for sure would fight and win if someone talked bad about him (P.s: he may be protective but doesn’t show it). You and your family are having a dinner