On the shocking discovery of a passenger's body on the Great Western Railway excursion train, Detective Inspector Robert Colbeck and his assistant, Sergeant Victor Leeming, are dispatched to the scene. Faced with what initially appears to be a motiveless murder, Colbeck is intrigued by the murder weapon - a noose. When it emerges that the victim had worked as a public executioner, Colbeck realises that this must be intrinsically linked to the killer's choice of weapon.

When an actor is brutally murdered in a tavern brawl, Nicholas Bracewell, manager of Lord Westfield’s Men, has two problems: First, he has to find an immediate replacement. Second, he must keep his promise to the dying man and bring his murderer to justice. As accidents, robberies, and other misfortunes dog the company, Bracewell starts to suspect a wider conspiracy. When they receive the ultimate accolade - an appearance at the court of Queen Elizabeth - Bracewell’s forebodings grow.

London, 1818. MP Sir Roger Mellanby attends a performance of Macbeth at Covent Garden, featuring Hannah Granville. It is the final performance of what has been a triumphant production and both the Prince Regent and Hannah's love, Bow Street Rival Paul Skillen, are in the audience. After the show, both Mellanby and the Prince Regent make their way to the stage door for a glimpse of Hannah. 

The frontier zone of Archenfield in Herefordshire is a no-man's-land, which acts as a bulwark between Norman-controlled English soil and the Welsh border. Soldier Ralph Delchard and lawyer Gervase Bret arrive in Hereford for what looks like one of their more straightforward assignments from the crown, to settle conflicting claims to land in Archenfield. Ralph and Gervase are shocked to discover the murder of a principal witness, a wealthy landowner who was burned alive in his own home. No clues remain except an enigmatic red dragon cut into the turf in front of the house.

Soldier Ralph Delchard and lawyer Gervase Bret lead a group of the king's finest commissioners into the war-torn lands of Yorkshire to settle land claims and compile the Domesday Book. One island of wealth and luxury remains in Yorkshire: the castle of merchant Aubrey Maminot. There the commissioners learn of two great terrors: the rogue Olaf Evil Child, a hero of the poor and conquered Saxon people, and the ravenous lions Aubrey Maminot keeps as pets.