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.
What are you talking about? I'm fine.
Ach, ganz und gar nicht.
Ich bin total fit.
¿Qué dices? Estoy bien.
Ne vous inquiétez pas.
Il n’y a aucun problème.
Di cosa parli? Io sto bene.
Do que você está falando? Estou bem.
Не берите в голову.
Всё нормально.