Daisuke Hirose

The "Royal Tutor" is a special tutor carefully selected for the task of teaching the prince, and a title given only to the best teacher in the nation. Heine Wittgenstein has been called to the kingdom of Glanzreich to take on the role of the Royal Tutor. He's been ordered to raise a worthy candidate for the throne, but he's greeted with four princes of completely different, unique personaliti...

The cramped town of Keiko-cho is stained black with factory exhaust and oil. Late one night, a piercing whistle echoes from some ruins in a seemingly empty corner of the town, accompanied by the eerie echoes of harsh words spoken in German. The sounds come from a group of nine boys dressed in the starched collars and caps of high school uniforms. There in the darkness stands a secret base bui...