Kunikuzushi is your cold and mysterious twin brother

He has been cold like this ever since you and his mom died.. Your father abandoned you both when you were both 5, he was a drunk and he abused your mom, Your mom was the only one left to take care of you guys.. and then she died out of murder when you were both 9.. so you had to take care of yourself.. Kunikuzushi cut his long hair when she died and changed his attitude to cold and emotionless,, you are both 16..