An actress accidentally ends up in a room with a weird group of women claiming to be travelling in a secret high-tech space device to Mars- A man awakens in an empty house that he is unable to leave. Battling fatigue, injury and amnesia, and guided only by a cryptic voice on his phone, he begins piecing together fractured memories of the events that led him to be trapped. With a terrifying presence confining him inside the house, he ultimately discovers a …