Kieran Elliott (Charlie Vickers) returns to his Tasmanian hometown with his wife Mia (Yerin Ha) and their baby daughter to introduce the little one to his parents, Brian (Damien Garvey) and Verity (Robyn Malcolm). It has been 15 years since Kieran was in Evelyn Bay and two people drowned and a young girl went missing during a huge storm. A young woman is found on the beach and the past returns to haunt Kieran with a vengeance. The investigation into the suspicious death reopens the community's wounds and compels the Elliotts to confess their sins in a six-part Australian thriller based on Jane Harper's novel