Lucy Angkatell invited Hercule Poirot to lunch. To tease the great detective, her guests stage a mock murder beside the swimming pool. Unfortunately, the victim plays the scene for real. As his blood drips into the water, John Christow gasps one final word: "Henrietta". In the confusion, a gun sinks to the bottom..
Beautiful, resourceful, treacherous, vulnerable. She was a woman full of contradictions and he would never stop loving her. As a young girl Diana is irrepressible, untameable and, to the orphaned John, endlessly fascinating. Only daughter of a wealthy businessman, she is drawn both to a rigorous outdoor life in the west country with her horses and the glittering London society that will be her destiny. They spend a....