As bad business and loneliness is taking its toll on private detective Philip Marlowe, a beautiful blonde arrives and asks him to find her ex-lover, which proves to be just a small part in a bigger mystery.
A quiet, neglected girl is sent away from her dysfunctional family to live with relatives for the summer. She blossoms in their care, but in this house where there are meant to be no secrets, she discovers one.
When Keira Woods' daughter mysteriously vanishes in the cellar of their new house in the country, she soon discovers there is an ancient and powerful entity controlling their home that she will have to face or risk losing her family's souls forever.
DI Colette Cunningham's no nonsense approach to policing has earned her the respect of her Merseyside Police colleagues. She seems unflappable, until she gets a call from the Garda in Dublin after the body of a young woman is discovered.