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.
Please teach me all sorts of things!
Bringt mir viele Sachen bei.
Por favor, enséñenme mucho.
Et pour cela,
je compte sur vous !
Per favore, insegnami tutto!
Por favor, me ensine tudo que puder.
Научите меня всему!