Emily is back in Ireland after nine long years away from home when she sees him. Her ex-husband Rob holding hands with a five-year-old girl. A girl that should be hers. Over a decade before Emily and Rob were exhausted but ecstatic new parents delighting in the arrival of their longed-for baby daughter Alannah. But tragedy was just a few weeks away and in their unfathomable grief Emily and Rob's marriage fell apart. Emily moved to New Zealand to get away - but returning to Dublin nearly a decade later for her mother's funeral she finds herself face-to-face with her past. The man she loved has a new daughter beautiful little Molly and Emily's heart breaks yet again for everything that could have - should have - been. But Rob and Molly's lives aren't without their own misfortunes. Could a second chance at family heal all their broken hearts?