A special team of allied forces are sent to infiltrate a Nazi occupied bunker. When they arrive, they discover the scientific experiments that have been taking place there have turned everyone into super human, flesh eating zombies.

Bethany has been kidnapped by Avondale's popular kids for a surprise birthday party to celebrate her sweet 16. They don't realize that Bethany is the target of the monstrous 'Thorn', and nothing will stand in his way.

Four years ago, Jess and her friends lived a nightmare that has left her almost killed by the unstoppable killer 'Thorn'. Four years later, Jessica and the survivors make an attempt to stop him once and for all.