When Barbara realizes time is running out, she writes letters to her four daughters, aware they'll be facing the trials and triumphs of life without her at their side. But how can she leave them when they still have so much growing up to do?

Set in a turn-of-the-century New York apartment building on the Upper East Side, 'The Girl Next Door' features a collection of interwoven stories about love, life, and living together.

Susannah and Rob were childhood sweethearts. But as with most early love affairs, they broke up, moved on and now find themselves in very different places. And not entirely happy - who is? A chance meeting between them sends shockwaves through their lives. What happens when your first love makes a surprise reappearance?

For Maggie and Bill it was love at first sight. One impulsive wedding later and with the arrival of three perfect children, Jake, Aly and Stan, the Barrett family seem to have it all. Until the day their world stops turning

A glass of wine, a gossip, and a good book - 'The Reading Group' is born. Its members are as different as the books they read. But each woman has secret hopes and fears - and each woman finds laughter and support in the group's monthly meetings.

Four young women at university swear they'll always be there for each other. 20 years later, that promise is put to the test.