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.
The city of Akihabara...
Direkt hier in Akiba!
¡La ciudad de Akihabara...!
La città di Akihabara...
A cidade de Akihabara—