The Undoing is a psychological thriller miniseries based on the novel You Should Have Known by Jean Hanff Korelitz. The show revolves around Grace Fraser, a successful therapist, whose life unravels when her husband is accused of a violent crime. Amidst the suspense and mystery, The Undoing also explores the complexities of Grace's relationship with her husband, Jonathan, and the doubts that arise as she questions everything she thought she knew about him. With its gripping storyline and compelling performances, The Undoing offers a captivating blend of romance, suspense, and psychological drama.