Back in Cameron, friends of hunters is assaulted by a wild creature, and Charlie Cowley survives, but sees his brother Scott dying. Seven decades after, his teenaged nephew Derek Cowley occupies the secret of his stepfather's cottage in the isolated Fire Road 13, also journeys with his friend Sam along with four classmates to pay the weekend using a party with booze and sex. But they're assaulted by a Beast that kills his friends. Derek and sam live, and they guess that his stepfather,'' Mitchell Toblat, can be just really a werewolf. When Charlie matches Derek and Sam, they decide to collect evidence to establish that Mitchell is the Beast and kill him, but Mitchell finds their plot and chases the trio.