Seven months pregnant, Mel is dumped by her partner and is suddenly facing parenthood alone. But at her antenatal class, she meets a group of women who quickly become invaluable friends in the terrifying new world of birth and babies . Katy - rich, successful and with the dream husband - has her delivery planned to perfection. But she soon realizes that nature doesn't always follow suit. Lexi, loud and confident, is coping well on her own. Until the only man she has ever loved reappears at the most unexpected moment. Rebecca is the youngest of the group - not long out of her teens, in fact -but she's determined to hold onto her dreams, even without her family's support. Erin already seems to be an expert on babies, but her quiet nature hides a secret tragedy. When you're contemplating pain relief, birth positions and sleepless nights you really need a good friend - or four.