Becky's life is blooming! She's working at London's newest fashion store, house-hunting with husband Luke and she's pregnant! She couldn't be more overjoyed - especially since discovering that shopping cures morning sickness. Everything has got to be perfect for her baby: from the designer nursery, to the latest, coolest pram, to the celebrity, must-have obstetrician. But when that obstetrician turns out to be Luke's glamorous, intellectual ex-girlfriend, Becky's perfect world starts to crumble. She's shopping for two. But are there three in her marriage?