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 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.
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.