After winning the lottery, childhood sweethearts Nicole and Tom build a mansion in Gloucestershire. That luxurious life ends when Tom is found dead in the swimming pool. Though Nicole now feels alone, she's not—a young couple lives in the guest house on the property, she has a housekeeper, and an old friend of Tom's shows up to help her grieve. But Nicole isn't sure whom to trust. Was Tom's death an accident? This exhilarating mystery is filled with unexpected twists and nail-biting suspense.