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.
You really are amazing, Isaac.
Bruder Isaac, Sie sind erstaunlich.
De verdad que eres increíble, Isaac-kun.
Vous êtes vraiment formidable,
mon petit Isaac.
Sei davvero incredibile, Isaaccuccio.
Você é mesmo incrível, Isaac-kun.
Какой же ты потрясающий, дорогой Айзек!