Royal tutor Heine has been tasked with grooming four princes into potential kings. He’s interviewed the proud Prince Leonhard, but three more princes await: the highly intelligent Bruno, freewheeling Licht, and perpetually-glaring Kai. With each prince's personality as unique as the last, interviewing them will prove to be anything but straightforward...
Then I will consider you my master 
in my heart, but call you Professor.
،إذًا سأعتبرك معلّمي في قلبي
.لكن سأناديك أستاذ
In meinem Herzen werden Sie mein Meister
sein, doch nennen werde ich Sie Professor.
Pues lo llamaré profesor,
pero lo consideraré mi maestro.
Pues lo llamaré profesor,
pero lo consideraré mi maestro.
J’écrirai maître et dirai monsieur.
Allora penserò "maestro",
ma la chiamerò "professore"...
Será o meu mestre de coração,
mas vou chamá-lo de professor.
Значит, буду называть вас профессором, 
но в моём сердце вы — мастер.