The team investigates a number of suspicious police shootings. Ressler is distracted by his outside issues. Red needs Tom's help to re-establish his criminal empire.
Liz and the Task Force hunt for an elusive criminal who is destroying the world's precious treasures. Meanwhile, a surprise encounter leads Red toward a new business opportunity, as Tom investigates the bones in the suitcase.
Red provides intel on an international terrorist, putting the Task Force on a collision course with another unit from the CIA. Meanwhile, Red and Hawkins lay the groundwork for new business venture. Tom goes undercover in search of information.
While Cooper enlists Red on a case of personal importance, Ressler leads the Task Force to stop the resurgence of once-dormant murder-for-hire. Tom continues to investigate the suitcase despite a warning.
Red and the Task Force place Dembe undercover to infiltrate an international human smuggling organization, but when communication is lost, they must intervene. Meanwhile, Tom's investigation into the suitcase lands him in grave danger.
Liz abandons her old life for a fresh start in a new place, but she is forced to draw on her emotional and physical strength in a brutal fight when a threat finds her.
When Red directs the Task Force to find a Blacklister who sells sensitive information; Ressler finds himself at risk of exposure; Liz plans her next move.
As Liz works with Red to hunt for Tom's killers, she begins to question his motives. Meanwhile, the Task Force enlists the help of one arsonist to catch another.
Red points the Task Force toward a group that targets people with reprehensible but legal actions. As Red helps one of his employees, Liz discovers a clue about Tom's investigation.
The Task Force tracks a Blacklister who develops airtight alibis for murderous clients. Meanwhile, Liz's reinstatement at the FBI hinges on evaluation.
As Liz continues tracking Tom's killers, Red tries to solve a tax issue in his money laundering. Meanwhile, Aram goes out to the field when the Task Force investigates a viral outbreak.
Liz investigates new details in a cold case from her early work as an FBI profiler. The Task Force takes action to bring down Tom's killers within the legal system, while Red takes an opposite approach.
After a member of the Nash Syndicate is murdered, Liz and the Task Force must secure crucial evidence to bring down Ian Garvey. Meanwhile, Aram contemplates taking his relationship with Samar to the next level.
Red and the Task Force head to Paris in hopes of pressuring Garvey by taking down a prominent heroin supplier to the Nash Syndicate. Liz doesn't trust Red and takes her own path to find Garvey.
Liz uses intel from an unexpected source to force a race with Red to uncover the secrets he holds, as Red initiates a plan to retrieve the duffel bag of bones.
The mysterious appearance of an unidentified young girl sends Liz and the Task Force on a hunt to discover her connection to the secret Red is hiding. However, when her family steps in to protect their own secrets, the investigation turns into a race to save the little girl's life.
When Samar lands in the crosshairs of an unconventional Blacklister, Aram and the Task Force spring into action to find her before it's too late. Meanwhile, Red journeys to Costa Rica to prevent the duffel bag of bones from being sold to the highest bidder at an underground auction.
Liz and Red face off in a climactic race to find a Blacklister in possession of the duffle bag of bones, forcing the truth about the bones to finally come to light.