Mardi Rall and Cam are mismatched lovers. She is a Lieutenant Commander for the exiled Hartner regime. Cam is a genetically engineered 'tuber' fighter pilot with the NorAm government that helped overthrow Hartner. After the exodus of Hartner's forces from Earth, Mardi and Cam are light years apart, and each are uncertain of the other's feelings for them.Disillusioned by the Hartner regime's corruption, Mardi joins a plot to overthrow it. Hartner's ouster will correct many wrongs, but if the coup fails, her fate is, at best, a summary execution.Meanwhile, the alien Harn request Cam's presence at a summit with the NorAm government. The Harn claim a warlike species called the Synnax will soon attack Earth. Humankind's existence is at stake, but why have the Harn offered this warning and what do they want in return? And why do they insist Cam, and Mardi, attend the negotiations?Mardi and Cam see a chance for reunion. Before that happens, they find themselves in the midst of a power struggle between the Harn, Hartner, and NorAm with the lives of millions, including their own, at risk.Mindgames is the sequel to Mindfield.