Three women fight for the chance to raise the child they've all come to love

When Lilia Swallow's husband, Graham, goes into remission after a challenging year of treatment for lymphoma, the home and lifestyle blogger throws a party. Their best friends and colleagues attend to celebrate his recovery, but just as the party is in full swing, a new guest arrives. She presents Lilia with a beautiful baby boy, and vanishes.

Toby is Graham's darkest secret--his son, conceived in a moment of despair. Lilia is utterly unprepared for the betrayal the baby represents, and...