The dark secrets of a seemingly peaceful island threaten to swallow up an orphaned student when he grows close to a mysterious new teacher.

The sensitive Piet only wants to help his brother Herm with a small break-in, but as Herm takes a hostage, Piet finds himself involved in a kidnapping that Herm mercilessly dominates. Piet has to play along the perfidious plan, if he does not want to endanger the hostage's life.