Beautiful Caroline Crale was convicted of poisoning her husband but just like the nursery rhyme there were five other little pigs who could have done it Philip Blake the stockbroker who went to market Meredith Blake the amateur herbalist who stayed at home Elsa Greer the threetime divorcEe who had her roast beef Cecilia Williams the devoted governess who had none and Angela Warren the disfigured sister who cried all the way home Sixteen years later Carolines daughter is determined to prove her mothers innocence and Poirot just cant get that nursery rhyme out of his mind.