From the No.1 Sunday Times bestselling author of The Ashes of London comes the next book in the phenomenally successful series following James Marwood and Cat Lovett.A dangerous secret lies beneath Whitehall Palace... Brother against brother. Father against son. Friends turned into enemies. No one in England wants a return to the bloody days of the Civil War. But Oliver Cromwells son, Richard, has abandoned his exile and slipped back into England. The consequences could be catastrophic. James Marwood, a traitors son turned government agent, is tasked with uncovering Cromwells motives. But his assignment is complicated by his friend the regicides daughter, Cat Lovett who knew the Cromwells as a child, and who now seems to be hiding a secret of her own about the family. Both Marwood and Cat know they are putting themselves in great danger. And when they find themselves on a top secret mission in the Palace of Whitehall, they realize they are risking their lives...and could even be sent to the block for treason.Praise for Andrew TaylorOne of the best historical crime writers today The TimesIf you like C. J. Sansom, or Hilary Mantel, youll love Andrew Taylor Peter JamesEffortlessly authentic...gripping...moving and believable. An excellent work C. J. SansomThis is historical crime fiction at its dazzling best GuardianOne of the best historical novelists around Sunday TimesA breathtakingly ambitious picture of an era Financial TimesA masterclass in writing for the genre Ann CleevesAndrew Taylor is one of our finest storytellers' Antonia HodgsonVivid and compelling ObserverA novel filled with intrigue, duplicity, scandal and betrayal, whose author now vies with another master of the genre, C. J. Sansom SpectatorTaylor brings the 17th century to life so vividly that one can almost smell it GuardianA most artful and delightful book, that will both amuse and chill Daily Telegraph