"When James Asher is found unconscious in the cemetery of the Church of St. Clare Pieds-Nus with multiple puncture-wounds in his throat and arms, his wife, Lydia, knows of only one person to call: the vampire Don Simon Ysidro. Old friend and old adversary, he is the only one who can help Lydia protect her unconscious, fevered husband from the vampires of Paris. Why James has been attacked -- and why he was called to Paris in the first place -- Lydia...

James Asher and his vampire partner Don Simon Ysidro travel to St. Petersburg in 1911 to investigate whether or not the kaiser is trying to build an army of vampires in preparation for war.

Vampire Don Simon Ysido has been captured and held aboard a ship heading to the US to act as a slave, and Dr. Lydia Asher must stop it... at any cost. March, 1917. The goal of every government involved in the Great War has been achieved: industrialist Spenser Cochran has drugged and enslaved a vampire, Don Simon Ysidro, to do his bidding, and is now on the way to the US aboard a luxury ship. Horrified, Dr. Lydia Asher secures her passage on the vessel...