After the Duke of Hertford is robbed by Turpin and Swiftnick, he employs notorious thief-taker Colonel Tobias Moat to hunt them down.

Sir John arranges for Spiker to marry the lovely Phyllida Tranter. But Nigel Ffoulkes-Withers is also smitten, and plans to disrupt the ceremony by pretending to be Turpin!

Sir John Glutton is forced to seek Turpin's help when a letter implicating him in a Jacobite plot is intercepted.

Turpin takes on the mantle of Jeremiah Snare, the famous Thief-taker, to fool Lord Fordingham and trap his dedicated pursuer, Captain Nathan Spiker.