The Backlash Mission

In the sequel to Blackcollar by Timothy Zahn, set in the twenty-fifth century after a brutal alien invasion, Allen Caine returns to Earth, where the Terran Democratic Empire is under Ryqril occupation. Having completed his rigorous blackcollar training, Caine and his elite team aim to combat the Ryqril puppet government in Denver, but they face uncertainty about the loyalty of the remaining blackcollars. As tensions rise, alliances will be tested in a fight for freedom.