Americans Julie and Jim are on an adventure in Thailand when they encounter Robert and Billy, two British men who take them out for a night on the town. After drinks and partying, Robert and Billy convince Julie to go with them to see some spirit houses they found in the woods. Once they're at the spirit houses, Robert and Billy Take off, leaving Jim and a now sick appearing Julie in the woods. Jim gets in contact with their taxi driver, Gogo who comes to pick them up. When Jim explains what happened, Gogo takes the couple to his village for some spiritual healing. When that doesn't work, the three of them embark on a journey to save Julie.