"Mary Russell is used to dark secrets--her own, and those of her famous partner and husband, Sherlock Holmes. Trust is a thing slowly given, but over the course of a decade together, the two have forged an indissoluble bond. And what of the other person to whom Mary Russell has opened her heart: the couple's longtime housekeeper, Mrs. Hudson? Russell's faith and affection are suddenly shattered when a man arrives on the doorstep claiming to be Mrs....

Russell, just twenty-one, meets a charismatic feminist mystic in London and faces a choice about the future.

While Sherlock Holmes desperately seeks medical help for his gravely wounded son, Damien Adler, Mary Russell tries to protect Damien's daughter, Estelle, from the ruthless enemy pursuing all of them.

San Francisco detective Kate Martinelli receives a lesson in detection from the master sleuth himself when she investigates the murder of a Sherlock Holmes aficionado, who may have been killed for a century-old manuscript purportedly penned by Holmes.

Mycroft Holmes has a job that needs doing in 1919 Palestine, where an unfinished war is about to blow up.

Returning home after seven months abroad, Mary Russell and Sherlock Holmes are met with a problem concerning one of Holmes's beehives and the reappearance of his estranged son, Damien, who needs their help in finding his missing wife and daughter.

Sent to Lisbon and Morocco, where a British studio is creating a silent film version of "The Pirates of Penzance," Mary Russell investigates a series of crimes targeting the production and confronts a high-stakes situation when actual pirates orchestrate a hostage situation.

San Francisco homicide detective Kate Martinelli investigates a complex mystery that grows more deadly with each step toward the killer.

Investigating the disappearance of an American girl who may be one of several abductees linked to a series of murders, Harris Stuyvesant, a former officer of the American Bureau of Investigation, follows clues to an American expat community in 1929 Paris, where he encounters dangerous adversaries and famous historical artists.

Vietnam veteran Allen Carmichael specializes in rescuing children from abusive parents and escorting them to loving homes. But after twenty-five years, he's ready to take on his final case--a case that could destroy him.