When Rebecca and Tyler view the camera footage, they contact their mother. When shown images of John and Doris, Paula panics and reveals that they are not her parents. Rebecca and Tyler attempt to leave the house, but the impostors trap them, and force them to play Yahtzee. Rebecca excuses herself and sneaks to the basement. There, she finds the corpses of the real John and Doris, along with uniforms from the mental hospital they worked at, indicating the impostors are escaped patients. John grabs Rebecca and imprisons her in his bedroom with Doris, who tries to strangle her. Rebecca fatally stabs Doris with a glass shard, then escapes. Rebecca tries to save Tyler, but John grabs her. Tyler tackles John to the floor and repeatedly slams the refrigerator door on his head, killing him. The two escape outside where they are met by Paula and police officers.