Unforgettable is a psychological thriller film that tells the story of Julia Banks, a woman who is trying to start a new life after escaping an abusive relationship. She moves to a new city, gets a new job, and even starts dating a new man. However, her past comes back to haunt her when she starts experiencing strange and terrifying flashbacks. As Julia tries to uncover the truth behind these memories, she realizes that her ex-boyfriend is not as far away as she thought. The film explores themes of trauma, memory, and the lasting effects of abuse.