When the clock turns back four months for all of the Heroes, Nathan pays a terrible cost for his heroic actions. While Peter survives his detonation over New York City, the Company bags him as a threat to the world, eventually leading to violent confrontation with Elle and the Haitian. D.L. makes the ultimate sacrifice for Niki and Micah. Maya horrifically manifests her dark powers for the first time, driving her and Alejandro to America for help. A mysterious, yet familiar face is introduced.