On a weekend getaway at a rundown cabin in the woods, Jason, a cautious teen, his crude best friend Colin and his fearless older sister Summer are forced to work together, grow up and save their hard partying parents from their predatory neighbour (Lauren Holly) who is intent on feeding them all to her undead family…

　　高中生莉莉安在学校旅行时溜走。在每一段行程中，她都会接触到神秘世界：从白人至上主义者到伊斯兰激进分子，从新朋克到清醒的先锋派——他们相互咆哮和狂欢，却对自己的邻居懵然不知。