The series focuses on the adventures of Hal Jordan, the Green Lantern of Sector 2814, and his fellow warrior ally, Kilowog in their battle against the series' main antagonists, the Red Lanterns, led by the villain Atrocitus, and the Manhunters. Atrocitus, seeking revenge on The Guardians of the Universe for destroying his home planet, leads the Red Lanterns on a quest of vengeance against the worlds and Green Lanterns of "Frontier Space". Carol Ferris, Salaak, The Guardians of the Universe, Saint Walker, Zilius Zox and an anti-hero Razer serve as supporting characters in the series.