On a normal day, in a normal house, on a normal street, wife and mother Fran has had enough. She packs a case, leaves a note for her bullying husband, Pete, and one for her beloved 21-year-old son, Harry, and heads to the airport - and freedom. In another house, on another street, Helena is desperately baiting her husband, Jack, into a fight. These days it feels like the only way to get Jack to take notice of her. Passionate, volatile, increasingly fragile, Helena is fast running out of hope.

Everyone that meets Kat Keating is mesmerised. Beautiful, smart and charming, she is everything a good girl should be. Her sister Eleanor, on the other hand, knows she can't compete with Kat. On the awkward side of tall, clever enough to be bullied, and full of the responsibilities only an older sibling can understand, Eleanor grows up knowing she’s not a good girl.  

On the day that her youngest child leaves home, Alice Hatton discovers two disturbing truths in a matter of hours. The Empty Nest cliché is true. And she does not love her husband Peter at all. Now in her fifties, Alice is appalled to realise that she is no longer considered her own person, but is instead defined by her relationships – mother to her adult children, wife to her husband. Horrified by the thought of spending another thirty years with Peter in their North London suburb, Alice decides to take matters into her own hands.

Rachel Elliot is single and attractive, a director of a successful advertising agency, with a handsome lover, close friends, and a clutch of beloved godchildren. But as her fortieth birthday approaches, so does a whispering fear that she might have missed the point.

For Esther, it’s proving hard not to feel bitter watching Lucas enjoying his successful career, not to mention the attentions of his gorgeous, intelligent, and predictably younger lover. She meanwhile is struggling to forge a new life for herself, navigating the pitfalls of modern dating, while trying not to despair at the cost of living as a single woman of a certain age. Then Lucas faces a shattering accusation at the same time as their children Dylan and Lily, start to implode.