Dreamy, scatty and impossibly romantic, Polly McLaren is a secretary in an advertising agency, but the day a stranger on a train catches her eye, her life changes for ever. This American Romeo, who’s recognised her old school scarf, begs Polly to help him find his missing Juliet. Over an intoxicating dinner at the Savoy, Polly agrees to play Cupid — St Gertrude’s girls must, after all, stick together — and her investigations begin. The last thing she needs now is trouble from the men in her life…