Overview: Former Marine Frank Castle takes the law into his own hands while struggling to come to terms with his traumatic past.
Overview: A mysterious phone call forces Frank's hand. Meanwhile, Madani goes digging for suspects and Curtis delivers a message.
Overview: Frank skips the subtlety while interrogating Micro. Brutal memories of top-secret missions shed light on Frank's past.
Overview: Madani and Sam plan a delicate operation, Curtis tries to connect with Lewis, and Frank encourages Micro to get his hands dirty.
Overview: Frank and Micro go looking for answers from a reluctant witness. Madani and Sam learn of a looming investigation. Rawlins sees a ghost.
Overview: With Frank in bad shape, Micro calls on Curtis for help. Madani and Russo continue to mix business with pleasure. Lewis stands up for his rights.
Overview: Lewis struggles with the ramifications of his actions. Frank and Micro pursue another face from the past. Madani and Sam go bug hunting.
Overview: Russo opens up to Madani about his past, Sarah shares her concerns about her son with Frank, and a decoy operation takes a turn.
Overview: Following a deadly explosion, Karen lands in a bomber's crosshairs -- and Frank isn't happy about it. Meanwhile, Curtis makes a grisly discovery.
Overview: An attack on a high-profile politician is examined (and reexamined) through different perspectives. Madani faces a painful truth.
Overview: As danger knocks on Sarah's door, Frank takes his quest for vengeance to the next level with some help from an unexpected ally.
Overview: Frank makes a damning confession. A shootout leaves Sarah wondering what to believe. Rawlins goes in for the kill, once and for all.
Overview: As the authorities close in, an exhausted but unbroken Frank vows to put an end to the war that has consumed his life.