Sinestro and Hal have returned to Korugar to find revolution. Katma-Tui, aided by the Khunds leads an all out-assault against Green Lantern hegemony. Sinestro goes berserk and start leveling Korugar until Hal stops him. The two flee to space before the reinforcements summoned by Hal arrives. The result is an all out war that pits Lantern-against-Lantern, and when the Guardians of the Universe learn what's going on, they unleash a secret weapon!