Three troubled women. One deadly secret. Lissy and her daughter, Rosie, live a quiet life in Yorkshire, however, when events at Rosie's school come to light, their peaceful existence is shattered. Meanwhile, middle-aged women Erica and Beverley appear to have perfect lives but behind closed doors, things are not as they seem. All three women are tied together by a dark past that goes back to their school days. A child was murdered and one of the women is to blame. But is the person responsible for the child's death the same person who was blamed for it all those years ago? As secrets from their past begin to surface it becomes clear that someone has revenge in their sights…