Outside the school gates, gossip hums, 4x4s swarm and Boden abounds. And three mothers are about to discover that friends are the only accessories they will need. Working mum Alison is devoted to her daughter, but since juggling motherhood with a career has left her with a permanent headache, a larger family is the only thing not on her to-do list. Trophy wife Katherine seems rich, glamorous and carefree. In fact, her kids barely know she exists and her husband hardly ever touches her. Stay-at-home mum Gwen has three lovely kids and a blissful marriage to Rob. It seems like she has it all - until two bombshells cause her perfect world to crumble …