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 thought you were more of a coward.
Die ganze Zeit dachte ich,
du wärst nur ein Feigling.
Creí que eras un cobarde.
Je te pensais
plus poule mouillée que ça.
Credevo fossi più codardo.
Achei que você fosse mais um covarde.
А я-то думал, ты всего лишь трусишка.