Hercule Poirot is determined to solve an old husband and wife double murder that is still an open verdict…

Hercule Poirot is determined to solve an old husband and wife double murder that is still an open verdict…

Hercule Poirot stood on the cliff-top. Here, many years earlier, there had been a tragic accident. This was followed by the grisly discovery of two more bodies – a husband and wife – shot dead.

But who had killed whom? Was it a suicide pact? A crime of passion? Or cold-blooded murder? Poirot delves back into the past and discovers that ‘old sin leave long shadows’.