Becky's life is blooming. She is working at London's newest fashion store, house - hunting with husband Luke... and she is pregnant. Shopping cures morning sickness. So, she decided, everything has to be perfect for her baby including to the celebrity must - have obstetrician. But the celebrity obstetrician turns out to be Luke's glamorous, intellectual ex-girlfriend, Becky's perfect world starts to crumble. She is shopping for two... but are there three in her marriage?