Ellen Lewis walks into her kitchen and there, on her newly tiled kitchen floor, is the dead body of her best friend Lorna Bowers.
She should be breathing. This shouldn't have happened.
It's Sergeant Charlie Zailer's job to try and solve the mystery, and to work out how a burglary that turns out to be something far stranger than that might play a part in Lorna's Death - while her brilliant yet troubled husband, Detective Constable Simon Waterhouse struggles with his own demons.