Double Sindemnity by John Dexter

'SIN CAPER... Pam and Sybil were setting up their depraved game of death when the bank bandits hit town. The wanton Lesbian lovers had little idea that a bunch of hoods on the dodge from the New York law could ruin their caper. Their lamb had been led and was ripe for the slaughter -- and then the strangers came to claim the... SHAME PIGEON!.'