An ""Angel of Death"" runs amok in a hospital, spreading a deadly flesh eating virus, which kills patients. Now it is up to the NIH to stop this lunatic, who has a past that they should not be proud of.

Connor suspects terrorism when two congressmen and an officer fall prey to an unknown disease. However, when the leader of a prostitution ring becomes ill with the same symptoms, an unknown STD becomes the suspected agent. Now it is a race against the clock, and their pesky boss, Dr. Ewing, to find a call girl who may be the source of this deadly outbreak.