During an argument with Mandy, she reveals her affair with Darren. Nancy slaps Mandy and goes home to confront Darren. She arrives home but Brooke's social worker turns up unexpectedly. Nancy and Darren are officially aloud to foster Brooke and Nancy tells Darren that she knows about his affair. Darren begs for Nancy's forgiveness but she demands a divorce. Darren acts out a scene from Nancy's favourite book hoping to win her back and Nancy considers forgiving him. However, she walks in on him and Mandy kissing and enlists Sienna’s help in ruining Darren's life. Darren and Mandy begin a proper relationship and Sienna and Kyle take Nancy out. Nancy kisses Kyle to make Darren jealous and he punches Kyle. Nancy calls the police and Darren is arrested but Sienna convinces her to change her statement. Nancy sabatages Luke's son, Oliver Morgan's (Aedan Duckworth), welfare meeting and when Mandy threatens to tell Sally St. Claire (Annie Wallace), Nancy fakes an MS attack. At the hospital, Nancy confesses to Charlie that she faked it. Darren later calls round and he and Nancy begin to have sex but he refrains and Nancy furiously admits that she faked the MS attack. Nancy tries to tell Mandy about her and Darren but she refuses to believe her and Mandy tells her that she’s pregnant. Darren tries to get Nancy to leave but accidentally knocks her to the floor. Nancy refuses to let Darren see the kids and he later decides to apply for full custody, angering Nancy. Kyle gets James Nightingale (Gregory Finnegan) to help her win full custody. Kyle takes a picture of Darren gambling and shows it to Nancy. At the meeting, Nancy and Darren argue and she shows Mandy the picture. Nancy finds Mandy in the bathroom who tells Nancy she is bleeding. Nancy takes her to the hospital and after a heart to heart she agrees to stop her vendetta against Mandy and Darren.