Gambi warns the Pierce family of a possible crisis looming.

Black Lightning sends Gambi an SOS. Meanwhile, Lynn finds herself in some serious trouble.

Jefferson takes Khalil up on his offer to help. Meanwhile, Lynn finds herself wrestling with what could be the biggest decision of her life. Lastly, Tobias follows through on a hunch.

Jefferson pays Tobias a visit and warns him to stay away from his family.

Gambi supports Black Lightning as he departs on a special mission. Meanwhile, Grace tries to persuade Anissa to let her guard down.

Jefferson crosses a line with Lynn. Anissa shares some important news. Tobias makes a surprising move.

After attempting to bury the darker, devastatingly lethal Painkiller part of his persona, Khalil Payne has distanced himself away from everyone he knows and loves in a new city, Akashic Valley, in order to find peace... but peace never comes easy for men with pasts like Painkiller.

Jefferson Pierce is still mourning the death of his long-time friend Detective Henderson. Meanwhile, Gambi is presented with an interesting opportunity. Lastly, Lynn and Jefferson are still not able to see eye to eye.

The war between the 100 and the Kobra Cartel rages on. Meanwhile, Lynn continues to be concerned about Jefferson and Jennifer's curiosity is piqued by a new boy at school.

Jefferson is feeling even more lost after a frustrating therapy session. Meanwhile, Anissa continues to care for a still comatose Grace. Lastly, Lynn has a breakthrough.

The FBI pays Jefferson a visit. Meanwhile, Anissa surprises Grace.

Jefferson realizes that sometimes, an admission of weakness can be a show of strength. Meanwhile, Tobias is focusing on an end game.

After four seasons, the game-changing, relevant and electrifying series comes to an end.

Jefferson must break the news to his students and faculty that he is stepping down. Struggling with his new life as Painkiller, Kahlil pays a visit to Jennifer in hopes of mending things. Meanwhile, Tobias continues to enact his plan.

Jefferson is forced to watch as all his good work is undone before his eyes when his replacement arrives and begins implementing sweeping changes. Meanwhile, Anissa continues to play Robin Hood by stealing from one of the most powerful crime syndicates in Freeland.

Jefferson confronts Anissa about her reckless and irresponsible behavior leading to a fierce disagreement.

When Black Lightning and Thunder are attacked by Looker and her clan, they fight to get her to release control over the Sange. Meanwhile, Jennifer and Khalil continue to grow closer.

After Jennifer and Khalil escape, they take refuge in a barn and Jennifer desperately tries to save a now feverish Khalil, who has grown worse from Cutter's poisonous blade. Meanwhile, Jefferson, Lynn and Anissa try everything they can to track down Jennifer and Khalil.

Still on the run, Jennifer and Khalil succumb to their feelings for one another and begin planning their future together. Meanwhile, Jefferson approaches Henderson with a favor.

Jefferson suspects that Tobias is behind a recent malicious attack. He brings this news to Henderson but doesn’t get the answer he was looking for. Meanwhile, Lynn is confronted by her past.

When Anissa returns to work at the clinic, she meets a domestic violence victim who motivates her to take action. Meanwhile, Gambi makes a discovery.

Lynn works on two of the pod kids in a segregated safe room. Meanwhile, Jennifer plots revenge and Jefferson receives some interesting news. Lastly, Anissa makes a shocking discovery.

Lynn counsels former pod kid, Wendy, in how to live in a world that's new to her but the fate of the other pod kids remains in doubt. Meanwhile, Anissa figures out Grace's secret. Lastly, Jefferson tries to install a superhero code for his metahuman offspring, but Jennifer insists on taking revenge on Tobias for her boyfriend's death.

Black Lightning and Thunder return to South Freeland in an attempt to figure out what is going on. When they arrive, they are directed to a nearby wood where they are surrounded by a clan of mixed-race moonshiners called the Perdi. Meanwhile, Lynn, feeling tremendous guilt, falls into a deep depression. Lastly, Tobias finds that his plan is falling apart.

Looking for answers, a worried Anissa sets out to find Grace.