Last seen in A Necessary Evil
(2006), FBI special agent Maggie O'Dell pursues a vengeful monster and his sadistic assistant who infect innocent people with the deadly Ebola virus in bestseller Kava's most terrifying psychological thriller to date. While investigating a bomb threat in suburban Elk Grove, Va., Maggie and her boss, Assistant Director Cunningham, become exposed to the virus. The pair wind up in “the Slammer,” an isolation ward within the U.S. Army Medical Research Institute of Infectious Diseases in Fort Detrick, Md. On the outside, Maggie's partner, R.J. Tully, investigates other cases of exposure to the virus, including an entire Chicago hospital. After Maggie's release, a clue Tully uncovers from his past sends him racing to save Maggie from the evil mastermind responsible for the viral threats. Full of authentic details taken from similar real-life crimes, the smart, thrill-a-minute plot builds to a cliffhanger ending that will leave fans eager for the next installment. (Oct.)