Ylum shakes with the Merk's rage! Nexus sent Gucci-trained Quatro assassins Kreed and Sinclair to do his work of killing mass-murderers, but since then they've butchered over three thousand people in pursuit of two hundred! Now afflicted with a Quatro disease that will not allow them to stop, the pair are demolishing Mars and Nexus must intervene before the planet's authorities go nuclear. Sundra joins an intrigue in the Crystal Ballroom's library, Nexus infiltrates a Chernenko prison, and the "young" chairperson of the Central Committee - Konstantin - escapes captivity with Clausius the Slaver. Meanwhile, General Loomis's daughters plot their revenge!