Chaquie helps Rachel get ready for an important event for Anna. On the way, Celine and Rachel stop by the Walsh house-only to discover Anna is missing. Claire drops Kate off to James, but their tense exchange leaves her questioning how their co-parenting arrangement is working. Also, after an argument between the sisters, a quiet moment of unity pulls them back together

Hurt by Anna's absence, Rachel becomes even more unsettled when Claire accidentally lets something slip. Maggie receives big news of her own and later crosses paths with Luke, who is still shaken by his last encounter with Rachel. At the flat, Anna is caught off guard by an unexpected visit from Janie, who arrives with startling news.

Claire has an epiphany about how to help Anna, who is weighed down by emotions she cannot release, while Luke decides to visit Rachel in rehab.

Rachel is restless and increasingly agitated, struggling through withdrawal. Mammy and Rachel clash in spectacular fashion. Anna is blindsided when she gets an unexpected call.

Anna is in hospital, with the Walsh family rallying around her in their own chaotic, mismatched ways.

Sisters Anna and Rachel share a flat in Dublin, where late nights and messy mornings are the norm. Based on the bestselling novels of Marian Keyes.