John's investigation uncovers new details about Sheriff Kane and Noah while bringing him closer to discovering who killed Hal Jordan. Meanwhile, John Stewart confronts the issues surrounding his upbringing and finally begins to make peace with his past. As he takes an important step forward in his personal journey, John embraces his future as a Lantern.

John and the Halogram continue digging into the mystery surrounding Hal’s murder, and their investigation produces a new group of suspects. At the same time, the Halogram is forced to deal with the complicated legacy Hal inherited from his father.

John Stewart appears to have left the Lantern Corps behind and built a new life as an architect. But when he returns to Rushville for a meeting with Hal Jordan, the reunion quickly becomes a murder investigation after Hal is found dead just hours later.

The Lanterns find themselves battling each other, the Manhunter, the people of Rushville, Nebraska, and the aliens pursuing their mysterious target. By the end, Hal and John are left further apart than ever as the story jumps to a future where it appears Hal has been killed.

Hal Jordan and John Stewart learn much more about the Manhunters, including the revelation that they both know who is responsible. However, their inability to trust one another could ultimately destroy their relationship.

The Guardians’ larger strategy for training John Stewart as a Green Lantern begins to come into focus. The episode also explores his past, offering more insight into the family tensions that had been hinted at in earlier episodes.

Hal Jordan remains in Nebraska, determined to uncover the truth behind the aliens' arrival and their connection to William Macon’s farm. Meanwhile, John Stewart heads back to Coast City to retrieve Hal’s real lantern, where he discovers that the Guardians of Oa may be concealing the truth about a troubling event on the aliens’ homeworld. 

The DC Universe returns to the small screen in the new HBO Max original series, Lanterns. Its premiere moves between three points in John Stewart’s life: his childhood in the 1990s, a Nebraska mystery he investigates alongside Hal Jordan during the 2010s, and the 2020s, where Stewart is left to uncover the truth following a shocking discovery involving Hal Jordan.

ARGUS goes looking through the alternate dimensions while the 11th Street Kids work on getting Peacemaker out of prison. Meanwhile, Rick Flag continues his descent into villainy.

Peacemaker begins to pay for his actions as the rest of the 11th Street Kids work to rescue him from Earth X. And a secret about his family is revealed.

The 11th Street Kids find a way into the alternate dimension to find Peacemaker and make some disturbing discoveries about what he thinks is a better place for him.

Peacemaker springs the trap set for him by ARGUS. Harcourt makes a decision about helping ARGUS or helping Peacemaker. And Peacemaker makes a life-altering decision.