An impossible murder behind a locked door. Can DCI Oldroyd find the key to the mystery?Lord Redmire’s gambling habit has placed him in serious debt. Determined to salvage his fortune by putting Redmire Hall on the map, the aristocrat performs an impossible locked-door illusion on live TV. But as the cameras roll, his spectacular trick goes fatally wrong…Special guest DCI Jim Oldroyd has a front-row seat, but in all his years with the West Riding Police he’s never witnessed anything like this. He