At the Santa Luna Biotechnic Institute, scientists have made the discovery of a lifetime. They have created a serum that can change anyone from biologically male to biologically female. While team members Dr. Tamara Olsen and Dr. Charles Peterson realize the significance of the serum, they don't anticipate the trouble it will lead to.

After Peterson is murdered, Olsen embarks on an investigation into the forces seeking to control her creation. Meanwhile, Santa Luna police detective Nick Breedlove is on his own search for answers, following up on clues that lead him to the Russian mob, the pharmaceutical industry, and the National Security Agency.

At the same time, Russian immunologist Natasha Romanov is out for revenge after professional humiliation at the hands of the American research team. Soon she crosses paths with Alexi Dolvichny, a former Russian KGB officer with mysterious motives of his own. The fates of the four major characters-and America's national security-hinge on the Eve Complex.

This taut medical thriller by author Rod Dolan explores the consequences of medical discoveries and the intersection of politics and pharmaceuticals. Can the Eve Complex be used for good, or will it be corrupted for greed and destruction?