After an ancient evil is awakened in the depths of an abandoned uranium mill, four old military veterans join forces with some internet kids to stop it before it slimes the population.

In a suburban town, a deadly monster lurks in the surrounding forest, killing all those who wander too close. Desperate to stop the attack, a group of elite soldiers are called in to handle the situation. The hunters quickly become the hunted as they struggle to kill the terrifying, fire-breathing beast.

A weekend trip to the woods for a bachelorette party turns deadly when a nearby train accident causes a chemical reaction that overtakes the secluded valley. But waiting out the disaster inside could prove to be just as dangerous as being outdoors.

In suburban Los Angeles, Daniel, a down on his luck divorcé, is forced to sublet a room to an eccentric teenage girl who shows him what life is about.