Karl Neumann

A male college student at the University of Munich, who is the son of Schuwald and Langer. He is trying to get close to his father without actually letting him know that he is his son. At the same time, he is also caught up in the mystery of a dead student, and the disappearance of Johan Liebert after his father's book collection is burned in a massive inferno during a ceremony at the University Library. After he reconciles with his father, he stays on as Schuwald's personal assistant. First seen in Chapter 47.

(Source: Wikipedia)