Lorna Brady wakes up to discover a dead body in her home with no memory of how it got there or whether she is responsible. A survivor of the infamous Magdalene Laundries, she has suffered from sleepwalking for years due to bad memories of her time there. When Detective Colman Akande arrives to investigate the murder of a priest, he gets caught up in a game of cat and mouse, and together with Lorna they search for answers in a small Irish town full of long-buried secrets.