All four episodes from the British drama mini-series starring Jodie Whittaker. After losing her job as a nurse for whistle-blowing, Cath (Whittaker) is forced to go to extreme lengths to try and provide for her daughter. Deciding to steal the identity of her friend, a senior doctor, Cath moves away to begin a new life. However, as she delves deeper into her new persona, her old life returns to haunt her, forcing Cath to once again take drastic action in a bid to protect herself and her family's future. The cast also includes Emun Elliott, Sharon Small and Blake Harrison.