Medical student Paula wins a place at an exclusive Heidelberg medical school. When the body of a young man she met on the train turns up on her dissection table, she begins to investigate the mysterious circumstances surrounding his death.
As a little girl, Cindy had to witness how the shady estate agent Jason Laurence killed her mother. In the 22 years since then, he was never called to account for this crime. So Cindy decides to take vengeance herself.
Johannes, a new assistant at the university, is asked to provide reports on an Algerian colleague - who is suspected of being a sleeper. He refuses, but the seed of doubt has been planted. A fragile friendship which is overshadowed by professional and emotional competition eventually leads to betrayal.
