The Yuzuki brothers, consisting of the eldest son, Hayato; the second son, Mikoto; the third son, Minato; and the youngest, Gakuto, have been living together since they lost their parents two years ago.
Silly!
Dummchen! Zum zweiten Mal!
Sois pas bête, je te dis !
Stupidotto!
Seu bobo!
Дурачок, говорю же! 
За кого ты меня принимаешь?