A group of four friends – Wes (Tyler Hoechlin - Solstice [2008]), Sean (Graham Kosakoski - Killers from high school [2005]), Ritch (Brody Harms) and Lauren (Kate Todd), who just successfully completed a high school diploma and to properly celebrate it, goes on a trip. Someone can think that they could go to a place called the Grotto, where it is banned. Young men for the idea immediately excite you, just Lauren it does not seem. But in the end, even she agrees... When they arrive at the place, everywhere hanging signs prohibiting entry. The four of them ignored and at great speed crisscrossing dusty paths of the park. Then the car into something unexpectedly stumble and end up in the bushes. Shaken, Lauren manages from a crashed vehicle, and he sees on the way killed the cub of a grizzly bear. Sean suggests that as soon as they left, because the mother will definitely be around. And undoubtedly enrage. From the forest I hear alarming sounds...