1994: When Gardas Julia Harte and Adrian Clancy are called out to a sleepy housing estate in Cork to investigate a noise complaint, they are entirely unprepared for what they find. What happens next will haunt Julia for the rest of her career, leaving her plagued with nightmares and terrified of the dark. 2024: Julia Harte, now retiredwith an illustrious career behind her, has moved to a tiny cottage in a remote part of Ireland, where she hopes to find peace. But then she receives a phone call from her old superintendent. two women have been murdered, their bodies marked and staged, just like in '94