Isaac and the Black Sword Knights are responsible for training the Maihama army. While he's in Maihama Isaac gets to know the new crown prince of Maihama, a young boy named Iselus.  Iselus respect looks up to Isaac and respects him.
At a party for the crown prince's birthday, assassin's make an attempt on his life.
I told you to stop that crap!
Ihr sollt den „Bruder“
endlich mal stecken lassen!
¡Les dije que no me llamaran así!
Vous commencez à me gonfler,
à tous m’appeler « petit » !
Vi ho detto di finirla!
Já falei para pararem com isso!
Ну всё, прекратите!
Я вам никакой не дорогой!