A devilish game, a puzzling suicide and a tormenting secret: When Joachim Vernau gets the opportunity to teach at a private school in Berlin, the students meet him with hostility. They live in a world of their own, are fascinated by dark rituals and have dedicated themselves to a mysterious role-playing game. At first, Vernau has no idea that they are moving in dangerous areas - but when he finds out what's behind the silence of the students, it's almost too late...