DEVIL'S CHIMNEY an absolutely gripping crime mystery with a massive twist

On a wild and stormy night on England's south coast, ambitious young police constables Rutherford Barnes and Harriet Holden are doing the rounds when they see a burglar fleeing the scene of the crime.
And the location is Harriet's house. The ground floor is ransacked. Scrawled in red across one wall are the words: DEAD COPS SLEEP LONG.
Then a few days later, Harriet's battered body is discovered in a shabby seafront hotel.
Newly promoted to detective, Barnes vows to discover who killed his partner, and why.