Meagan, Amber, Riley, and Da'Shawn are friends that are about to graduate high school. Meagan's parents go out of town for the weekend and the girls decide to have a party, for old times sake. They plan on dancing, drinking, and entertaining guys. Everything is going as planned until an uninvited guest shows up to the party. A psychotic serial killer is on the loose and is taking out everyone that he comes across. For some unknown reason Meagan and her friends are on his radar. Will Meagan and her friends find out why they are being targeted by the Killer? Carnage and Mayhem ensue as his Slumber Party turns into a Slaughter Party.