An army of precursors reaches Warnaffe for their huge summer season camp. Amongst them, the most recent participant of the Coyotes patrol, Kevin, a defiant as well as lonesome young boy. From the initial evening, he entrusts to find something to smoke in the neighbouring village. There he fulfills Marie with whom it's love prima facie. They invest the evening by a lake in a quarry. The following day, still under the influence of medicines, Kevin studies the lake, finds a cavern, diamonds and also a corpse of a boy. This is where problems started.