"The Roommate" is a 2019 thriller film directed by D. J. Caruso. The story follows a college student named Sara who moves into a new dorm and becomes roommates with Rebecca, a seemingly friendly but increasingly unstable young woman. As their relationship develops, Sara discovers Rebecca's dark secrets and obsessive behavior, leading to a tense and dangerous situation. The film explores themes of friendship, trust, and the consequences of living with someone who has hidden issues. With a mix of suspense and psychological drama, "The Roommate" keeps viewers on edge as Sara fights to escape Rebecca's escalating madness.