Ireland, 2015. When Lorna Brady wakes to find a corpse in her house, she has no idea who the dead woman is or if she's responsible for the apparent murder.Retracing her steps, Lorna realises that the mysterious woman could be linked to her past in the town's Magdalene Laundry. She may even hold the answer to the question Lorna has long craved: what happened to her child? Fearing her sleepwalking escapades, Lorna tries to keep herself awake whilst seeking out the truth.Meanwhile, in Dublin, detective Colman Akande is confronted with the murder of a local priest. Tracking the case brings him across the country and into Lorna's orbit.