Pop Goes the Weasel written by M.J. Arlidge performed by Elizabeth Bower on Audio CD (Unabridged)

The body of a middle-aged man is discovered in Southampton's red light district - horrifically mutilated, with his heart removed. Hours later - and barely cold - the heart arrives with his wife and children by courier. A pattern emerges when another male victim is found dead and eviscerated, his heart delivered soon...

afterwards. The media call it Jack the Ripper in reverse; revenge against the men who lead sordid double lives visiting prostitutes. For Grace, only one thing is certain: There's a vicious serial-killer at large who must be halted at all costs....