Twenty-first century FBI agent Kendra Donovan returns to the gritty streets and glittering ballrooms of 1816 London to assist Bow Street Runner Sam Kelly in a grisly murder case involving one of England's most clever spymasters.

Beauty, charm, wealthy admirers: Mina Masters enjoys every luxury but freedom. To save herself from an unwanted marriage, she turns her wiles on a darkly handsome stranger. But Mina's would-be hero is playing his own deceptive game. A British spy, Phin Granville has no interest in emotional entanglements ... until the night Mina saves his life by gambling her own. Four years later, Phin inherits a title that frees him from the bloody game of espionage....

1993: Student Lachlan Kite is sent to post-Soviet Russia in the guise of a language teacher. In reality, top secret intelligence agency BOX 88 has ordered Kite to extract a chemical weapons scientist before his groundbreaking research falls into the wrong hands. Kite's mission soon goes wrong, and he is left stranded in a hostile city with a former KGB officer on his trail. 2020: Now the director of BOX 88 operations in the UK, Kite discovers he has...

"Lachlan Kite is a member of BOX 88, an elite transatlantic black ops outfit so covert that not even MI6 and the CIA are certain of its existence--but even the best spy can't anticipate every potential threat in a world where dangerous actors lurk around every corner. At the funeral of his childhood best friend, Lachlan falls into a trap that drops him into the hands of a potentially deadly interrogation, with his pregnant wife, also abducted, being...

"In 1910 London, Captain Vernon Kell's fledgling secret intelligence service faces being shut down before it has even begun its job of saving the British Empire from German and Russian spies. Harassed by politicians like the ambitious Winston Churchill, bullied by Special Branch, undermined by his colleague's ill-advised foreign ventures, and alarmed at his wife's involvement with militant suffragettes, Kell is making no progress in tracking high-profile...