With Ressler in hot pursuit, Liz only has Red to trust; Red asks a lawyer named Marvin Gerard for help with a hostage situation. The FBI wants to force Cooper out of the task force.

Red and Liz catch wind that Andras Halmi, a trusted advisor of The Director, has gone missing. In pursuit of Halmi, Red and Liz narrowly escape a violent confrontation. Meanwhile, Tom ends up in a brutal "Fight Club" to find the one man he thinks will be able to exonerate Liz.

The Cabal prepares to assassinate Liz, triggering Red's call to the task force to outmaneuver the Cabal in a bid to exonerate her. Red delivers a final ultimatum.

After being dosed with poison, Red must retrace his steps to discover which of his closest allies has betrayed him, while the task force races against the clock to find an antidote that will save him.

The Task Force chases an artful bounty hunter employed to target Red's closest associates. Meanwhile, Ressler faces a moral dilemma when he takes on a new assignment with a former colleague.

When Liz becomes the target of a mercenary known as the Debt Collector, Red turns to an unlikely source for help. Meanwhile, Ressler faces an unexpected complication in his efforts to stay ahead of Agent Gale's investigation.

As the Task Force investigates a kidnapping executed by seemingly impossible abductors, Dembe lands in a perilous situation. Meanwhile, a recent health scare causes Red to think about a successor.

Fueled by his betrayal, Elizabeth Keen seeks vengeance on Reddington.

As Red and the task force search for Liz, she sets a new plan in motion that has catastrophic consequences.

A spate of coordinated attacks on Red's lieutenants puts Dembe in imminent danger, prompting him to relive the events that led him to join the FBI two years earlier.

The task force's investigation into Arcane Wireless, an untraceable cellular network for criminals, leads to unexpected consequences. Red races against the clock to get a colleague out of trouble.

Tensions rise when Cooper’s search for his blackmailer overlaps with the Task Force’s latest Blacklist case.

In an effort to reveal his true enemy, Red turns to the Task Force to help ground a flying fortress bank.

Red and the Task Force spring into action after learning who betrayed them.

Red and Cooper square off with conflicting endgames for their mutual traitor. A major secret about the Task Force falls into the wrong hands.