The colony world of Rensler remains under occupation by enemy forces. Erion Rensler, governor, and his father, Elbarto, the former governor, are still prisoners, their location unknown. All that stands between the invaders and success are the Rensler brothers, Eryk and Edrian.

Eryk leads the resistance fighters in the forests of Rensler. Edrian stays under the watchful eye of the enemy, playing a dangerous game of deception. At night, he sheds his pretense of being a sickly book-head and becomes the Talon, defender of the colony, riding on a deadly Nightskimmer...