In this psychological thriller, college freshman Sara Matthews, played by Minka Kelly, finds her life taking a dark turn when she becomes roommates with the seemingly sweet but increasingly obsessive Rebecca, portrayed by Leighton Meester. As Rebecca’s behavior becomes more erratic, Sara must navigate the dangerous dynamics of their relationship. The film also features performances by Cam Gigandet and Aly Michalka. Directed by Christian E. Christiansen, this movie explores themes of friendship, obsession, and identity. For those interested, it can be viewed for free on 123Movies / Movies123.