Bruno von Grannzreich

Third prince. He is serious and studios.

[Spoiler] Initially looks down on Heine for not attending university. However, he turned to be a loyal follower, calling Heine "master" much to his displeasure, after the fact the fact that Heine is smarter than he is. He has an inferiority complex compared to his eldest brother Eins, who was dubbed as a 'genius'. As a result, he strives to put in 'ten times' the amount of effort done by an ordinary man. [/Spoiler]