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.

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

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.

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.

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