After returning from a wedding reception, a couple staying in an isolated vacation house receive a knock on the door in the mid-hours of the night. What ensues is a violent invasion by three strangers, their faces hidden behind masks. The couple find themselves in a violent struggle, in which they go beyond what either of them thought capable in order to survive.
When the renegade crew of Serenity agrees to hide a fugitive on their ship, they find themselves in an action-packed battle between the relentless military might of a totalitarian regime who will destroy anything - or anyone - to get the girl back and the bloodthirsty creatures who roam the uncharted areas of space. But, the greatest danger of all may be on their ship.