When Mary's husband dies from a freak accident, her estranged in-laws show up at her doorstep. She offers them a room and in doing so invites an imaginable evil into her home.
During a small get-together with her close friends for her birthday, Jane finds a seriously injured stranger on her doorstep begging for help. She decides to help him and in doing so, lure the two killers after him to her country home.
