From the depths of the Indian Ocean, a horrific plague has arisen to devastate humankind. But it is merely a harbinger of the doom that is to follow. Aboard a cruise liner transformed into a makeshift hospital, Dr. Lisa Cummings and Monk Kokkalis, operatives of SIGMA Force, search for answers to the bizarre affliction. But there are others with far less altruistic intentions. In a savage and sudden coup, terrorists hijack the vessel, turning a mercy...

14th century Crusaders return to a homeland devastated by the Black Plague. A beleaguered church, deeming sorcery the culprit of the plague, commands two knights to transport an accused witch to a remote abbey, where monks will perform a ritual in hopes of ending the pestilence.

When Acting Lt. Jim Chee catches a Hopi poacher huddled over a butchered Navajo Tribal police officer, he has an open-and-shut case--until his former boss, Joe Leaphorn, blows it wide open. Now retired from the Navajo Tribal Police, Leaphorn has been hired to find a hot-headed female biologist hunting for the key to a virulent plague lurking in the Southwest. The scientist disappeared from the same area the same day the Navajo cop was murdered. Is...