While visiting Colonel Melrose, Mr Satterthwaite hears of the murder of Sir James Dwighton, a friend and neighbour of his host. The Dwightons have recently been in a messy love triangle and the wife and her lover are immediately suspected. A chance meeting with Mr Quin, who brings his usual uncanny insights, means the case is soon solved. But who is really guilty of murder?

Community content is available under CC-BY-SA unless otherwise noted.