After losing their beloved mother, the three Devlin sisters feel unmoored. Yet, life goes on and they must figure out how much they can lean on each other . . .Self-sufficient single mum Louise is raising her nine-year-old to be just like her. But when the bereft child decides she wants to meet her daddy, Louise is forced to confront the truth about her choices, and to make some life-changing decisions.Meanwhile, mum-of-four Julie is blindsided by grief. So, her triplet sons sporting success at their elite school could not have come at a worse time - suddenly she's expected to be Chief-Cook-and-Bottlewasher for the parents' WhatsApp group. It's overwhelming and her husband is no help. How can she cope when feeling so lost and alone?Glamorous Sophie is determined that her daughter won't get distracted by boys and popularity, repeating her mistakes. Then an incident at a teenage party spirals out of control and she has to change course abruptly, or risk damaging their relationship forever.Squeezed from every side, the three women need each other. But being a good sister is easier said than done . . .