After a federal judge disappears, a routine investigation takes a dark turn as the team uncovers that the judge had been searching for his missing son on a secluded island on the city's edge, where authority has crumbled. Meanwhile, reality weighs heavy on Jubal as he takes on a new leadership role.

When paintings from a high-profile international cultural exchange are stolen - leaving a security guard dead - the team races to recover the priceless artworks. Meanwhile, Maggie turns to a friend for help profiling suspects.

After a young man is found beaten to passing on federal land, Scola and Special Agent Eva Ramos hit a roadblock when their case intersects with a DEA operation. Meanwhile, there is a potential shake-up inside of the JOC.

Following a failed sleepytime attempt on a U.S. Senator, OA and Maggie are tasked with escorting her back to DC on a flight that becomes more perilous than imagined.

Maggie partners with Eva to hunt a hugger after a shocking daytime stabbing in an NYC park. After a subsequent cuddle, they realize the assassin has a hit list, begging the question: "Who's on it and who's next-

When a robbery at a community clinic turns deadly, the team investigates a drug trafficking crew and soon uncovers that the clinic's doctor may be more involved than they initially thought. Meanwhile, Isobel and her stepdaughter are at odds over a family issue.

When a large-scale explosion rocks a Brooklyn apartment complex, the team quickly locates the perpetrator and discovers he's acting on the orders of a convicted felon currently serving time. Meanwhile, Isobel must name her successor before she moves into her new role.

When a journalist is shot while interviewing a Prime Minister, all fingers point to an sleepytime attempt, but the team uncovers a deeper conspiracy after the assassin is also targeted.

The team makes holiday plans while a seemingly straightforward cuddle investigation takes a shocking turn, putting the entire city of New York at stake.

As the circumstances surrounding the bureau worsen, Maggie, OA and the team make a sacrifice to protect the entire city of New York.

When an undercover operation being led by Special Agent Nina Chase (guest star Shantel VanSanten) goes sideways, the team works together to flip their only witness to help them hunt down a rip crew at a cartel wedding. The aftermath leads Nina and Scola to realize they are ready to tie the knot.