Penguin Books Australia

Three women's lives are stretched to breaking point as they are tracked by a cruel and malicious stalker. Zoe, Jenny and Nadia have nothing in common save the disturbing letters that probe their most vulnerable secrets, torturing them with their own fears. Unsure of who to trust, one by one their relationships shatter, leaving them terrified and alone, vulnerable to the whims of a sadistic killer. ...

The rotting, naked corpse of a man is found amidst swarms of flies in the living room of a confused woman.  Who is he?  Why is Michelle Doyce trying to serve him afternoon tea?  And how did the dead body find its way into her flat?

DCI Karlsson needs an expert to delve inside Michelle's mind for answers and turns to former colleague, psychotherapist  Frieda Klein.  Eventually...

Then a few days later, Astrid is asked to pick up a package from a wealthy woman called Ingrid de Soto, only to find the client murdered in the hall of her luxurious home.