It's ten years on from the first winter gathering, when four of Maggie Quinn's closest friends rushed to spend Christmas with her after her husband walked out. And at Christmastime, it doesn't take long for an event to become a tradition. But this Christmas Day there's an addition to the party, in the form of a young, very handsome man. Only one of the women knows what he's doing there, and she's remaining tight-lipped. So begins a new chapter in their lives. As the winter moves towards spring, each faces personal hurdles, from family difficulties to illness to the unexpected reappearance of Maggie's ex. Throughout, each proves that friends truly are the family you choose.