As the home planet of the Green Lantern Corps faces a battle with an ancient enemy, Hal Jordan prepares new recruit Arisia for the coming conflict by relating stories of the first Green Lantern and several of Hal's comrades.

Suspicious of the events ensnaring their former colleagues, Nite Owl and Silk Spectre are spurred out of retirement to investigate. As they grapple with personal ethics, inner demons and a society turned against them, they race the clock to uncover a deepening plot that might trigger global nuclear war.

In 1985, the murder of a government-sponsored superhero draws his outlawed colleagues out of retirement and into a mystery that threatens to upend their personal lives and the world itself.