Things take a turn for the worst when four friends on a 21st birthday trip to Vegas, call strippers that have them travel to a remote location.

A small band of resistance fighters battle the cyborgs that have taken control of the planet.

Bodies are turning up around the city, each having met a uniquely gruesome demise. As the investigation proceeds, evidence points to one suspect: John Kramer, the man known as Jigsaw, who has been dead for over 10 years.