The Serpent's Mark

A thrilling historical mystery set in Elizabethan London.
London, 1591: Physician Nicholas Shelby returns to lawless Bankside when spymaster Robert Cecil asks him to investigate a mysterious Swiss doctor. Soon, Nicholas and his mistress, apothecary Bianca Merton, are embroiled in a conspiracy that threatens Queen Elizabeth's reign.

Drawn into a sinister world of zealots and charlatans, Nicholas uncovers intricate conspiracies, strange medical practices, and a gripping story of espionage. Perfect for readers seeking suspenseful historical fiction with dark, intelligent intrigue.