"Behind Her Eyes" by Sarah Pinborough is a gripping psychological thriller that delves into the complexities of love, obsession, and deceit. The story follows Louise, a single mother who begins an affair with her charming new boss, David. Things take a twisted turn when she unexpectedly befriends his beautiful wife, Adele. As Louise becomes entangled in the couple's troubled marriage, she discovers that things are not as they seem. With each passing chapter, secrets unravel, and a chilling web of manipulation, lies, and dark secrets comes to light. The novel is known for its shocking, unpredictable ending that will leave readers questioning everything they thought they knew.