In the gripping film 'Black Bag,' the story revolves around a woman named Sara, whose life takes an unexpected turn when she discovers that her seemingly ordinary handbag is much more than it appears. This unassuming accessory becomes a portal to her past, allowing her to journey back to pivotal moments in her life, where haunting memories of abuse resurface. As she delves deeper into the enigmatic nature of the bag, she is confronted with the shadows of her past that have long haunted her, forcing her to grapple with the trauma she thought she had buried.