It's summer in Paris and two tourists have been murdered in Père Lachaise cemetery in front of Jim Morrison's grave. The cemetery is locked down and put under surveillance, but the killer returns, flitting in and out like a ghost, and breaks into the crypt of a long-dead Moulin Rouge dancer. In a bizarre twist, he disappears under the cover of night with part of her skeleton. One of the dead tourists is an American and the other is a woman linked...

"Hugo Marston has just joined the State Department as head of security at the US Embassy in London. His task is to protect a pair of spoiled movie stars, Dayton Harper and his wife Ginny Ferro, whose reckless driving killed a prominent landowner in rural England"--

"Hugo Marston must figure out what lies hidden inside an old sailor's chest before a 200-year-old blood promise is revealed and claims another life. In post-Revolution Paris, an old man signs a letter in blood, then hides it in a secret compartment in a sailor's chest. A messenger arrives to transport the chest and its hidden contents, but then the plague strikes and an untimely death changes history. Two hundred years later, Hugo Marston is safeguarding...

"American novelist Helen Hancock is in Paris to research her work-in-progress and teach a writing class when she discovers a spy camera hidden in her room at the luxury Hotel Sorbonne. Hancock notifies the US embassy, which dispatches former FBI profiler Hugo Marston to investigate. Almost immediately the stakes are raised when a bell-hop is found dead in the hotel's stairwell. Police tell Hugo they have discovered evidence on the dead man's computer...

Hugo Marston, a former FBI agent and head of security at the US embassy in Paris, investigates the abduction of aging bookseller Max Koche, and soon the bodies of more missing booksellers are found floating in the Seine.