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.
Did you call me here to make small talk, old man?
Haben Sie mich nur für einen
Plausch gerufen,
¿Me llamaste para hablar 
de política, viejo?
C’est pour me parler de ça
que vous m’avez fait venir,
Mi hai chiamato 
solo per fare due chiacchiere, nonno?
Me chamou para falar de política, velhote?
Ты ведь вызвал меня не просто поболтать,