Jefferson Pierce, who retired from his superhero persona Black Lightning nine years ago after seeing the effects it had on his family, is forced to become a vigilante again when the rise of the local gang called the 100 leads to increased crime and corruption in his community of Freeland.
Jefferson Pierce is a man wrestling with a secret. As the father of Anissa and Jennifer, and principal of a charter high school that also serves as a safe-haven for young people in a neighborhood overrun by gang violence, he is a hero in his community. Nine years ago, Pierce was a hero of a different sort. Gifted with the superhuman power to harness and control electricity, he used those powers to keep his hometown streets safe as the masked vigilante Black Lightning, but he left the Superhero days behind. Almost a decade later, Pierce’s crime-fighting days are long behind him…or so he thought.
As the community struggles with the violence surrounding them, a glimmer of hope appears: Is Black Lightning back? Lynn Stewart, noticing the changes in the community, is also left wondering. While Jefferson Pierce struggles with his decision, Gambi urges him to take up the mantle once more and return to life as Black Lightning. Anissa and Jennifer try to deal with the aftermath of their jolting experience.
As Jefferson Pierce tries to determine if the community can survive without the help of Black Lightning, Anissa starts to come into her own. Meanwhile, Jefferson and Lynn try and figure out their new dynamic. Finally, Jennifer reveals to her parents that she has been grappling with something big.
Black Lightning is recruited to rally against The 100 gang. Anissa investigates the new drug hitting the streets. Meanwhile, familiar faces begin to reappear.
An unexpected phone call unearths the long-buried need for Jefferson to investigate the murder of his father. Meanwhile, Annisa wrestles with the fact that her actions have dire consequences. Lastly, Jennifer learns the importance of controlling her temper – in all situations.
Jefferson is on the hunt for his father's killer, while Anissa uses her new powers to rectify a wrong after a protest fails. Jennifer grapples with some difficult choices. Elsewhere, Gambi begs for help from Lynn.
Black Lightning’s pursuit for Tobias continues. Anissa continues to find herself in the new normal.
Black Lightning works with Anissa to help find information to clear Black Lightning’s name. Jennifer begins interning for Lynn. Meanwhile, Gambi finds himself in a precarious situation.
In the aftermath of the latest killing, Black Lightning works to clear his name while also hunting down the person responsible for his father’s death, and anyone else involved. Tensions remain high between Black Lightning and Gambi.
Black Lightning attempts to rescue several long-missing children reveals a secret he did not anticipate, and its resulting connections. Gambi struggles to stay strong while in a compromising position. Jefferson begins to view things differently.
As suspicions grow that Jefferson Pierce is Black Lightning, the ASA arranges to have him arrested. Lynn seeks help from Detecitve Henderson. Meanwhile, as Jefferson is in custody, Gambi and Anissa work together to show Black Lightning is still running around the streets of Freeland.
Tobias returns to Freeland. He is tasked to capture – not kill – Black Lightning with the help of an unexpected source. After a battle of epic proportions, Anissa and Jennifer provide surprising aid.
Jefferson Pierce and his family may have survived Tobias’s attack, but they’re not out of the woods yet. Concerned for the safety of Garfield’s students, the board considers a motion to shut down the school. Jennifer struggles with her powers and her actions have unforeseen repercussions. Meanwhile, Anissa finds a new way to give back to Freeland.
Jefferson must break the news to his students and faculty that he is stepping down. Struggling with his new life as Painkiller, Khalil 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.
Jefferson and Anissa work together investigating the hometown of a creepy man at the clinic and make a shocking discovery. Meanwhile, with Syonide gone, Tobias puts an increasing amount of pressure on Khalil to help fill some of the void left in the organization.
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.
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.
Jennifer's disappearance roils the Pierce family. The family discusses the best way to find her. Lynn asks Detective Henderson to arrest Khalil after she learns Jennifer is with him.
Jennifer separately tries to save a feverish Khalil after their narrow escape. Jefferson, Lynn and Anissa work on tracking down the pair.
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.