During a school trip to Prague a group of friends leave the hotel and party through the night.

An aggressive race of aliens took over Planet Earth and humanity's at its end, living in giant bunkers below ground. Young Military rookie S.U.M.1 (Iwan Rheon) is sent to the surface to save a group of unprotected survivors.

An American family takes a dream trip to the Australian outback and soon draws the attention of notorious serial killer Mick Taylor. A hellish nightmare ensues as the two children escape only to be hunted by Australia’s most infamous murderer.