Snow dusts the cobbled streets of York as tourists flock to its famous Christmas markets. But for DCI Oldroyd, what starts as a peaceful evening on a ghost tour quickly turns deadly.

The tour guide’s grim discovery is no theatrical performance—he finds the body of Henry Marlow, a notorious local landlord, in the doorway of a derelict building. Oldroyd soon has no shortage of suspects: a resentful ex-wife, angry tenants, and even the guide who knows every secret passage of the old city. As festive lights sparkle above the narrow passageways of York, darkness gathers below when a second body is found in the shadow of the ancient cathedral.

Can Oldroyd untangle the web of secrets and lies before anyone else dies? As the holiday season approaches, it seems the killer is planning on making this a Christmas to remember—for all the wrong reasons…