A violent and reckless samurai is shipwrecked on a remote island left without an avenue for his rage. After undertaking a spiritual journey to appease his aggressive thoughts, he finds himself abducted by external demons taking the form of cannibals, putting his sense of reality and deadly talents to the test.
Brothers John and Matt have inherited an island cabin from their recently deceased uncle. Along with Matt's girlfriend, Nicki, and other mutual friends, the siblings travel to the cabin for a relaxing weekend getaway. But, not long after arriving, the group is besieged by ravenous dogs. They watch in horror as another vacationer, Luke, is eaten alive. Soon, they discover a training facility where the dogs have been bred to kill.
On vacation at a remote lake house, a mother and her two young daughters must fight for survival after falling into a terrifying and bizarre nightmare conceived by a psychopath.