An old mercenary soldier named Hugo is interrogated by Lunge about a student of his, a doctor named Tenma.

Tenma learns that Johan used to be in an orphanage known as Kinderheim 511. And he meets a former East German official named Hartmann who used to work there and an injured boy named Dieter.

Dieter is picked up by Hartmann before Tenma could return. And Tenma learns more about the experiments in Kinderheim 511.

Tenma and Dieter hitch a ride with an elderly couple on the way to Freiham. Tenma wonders if the couple plan to turn him in.