When couple Kristen and James arrive at the remote vacation home of James' parents, they simply want to get some rest after a long and difficult night. Little do they know that this bad night is about to become the worst of their lives when three masked strangers appear outside their seemingly peaceful retreat. These deranged and mysterious strangers take a vicious delight in terrorizing the young couple, and the resulting showdown brings Kristen and James to the very brink of survival where only their own brutal impulses might be able to save them...