The story revolves around a couple Alice (Rachel Blanchard) and David (Brian Geraghty) who are on the verge of a nasty divorce. The couple attempt to sell their house and move on with their lives separately. After a successful open house, they are terrified to find out that a potential buyer did not leave their house. Alice is held captive in the basement and the unannounced guest moves in upstairs. Alice knows that her capture is being kept a secret and getting out alive is the only way out for Alice. She will have to keep herself alive in order to escape.