Jefferson is still mourning the death of his long-time friend, Detective Henderson. Gambi is presented with an interesting opportunity. Lynn and Jefferson continue to clash.

The war between the 100 and the Kobra Cartel rages on. Lynn continues to be concerned about Jefferson.

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

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. Meanwhile, Anissa shares some important news. Lastly, Tobias makes a surprising move.

Grace is abducted while she and Anissa go to Akashic Valley for their honeymoon, and Khalil goes looking for Grace.

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

Gambi warns the Pierce family of a possible crisis looming.

Black Lightning sends Gambi an SOS. 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 realizes that sometimes, an admission of weakness can be a show of strength. Tobias is focusing on an end game

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