When a judge and her daughter are murdered after she sentenced a man to life in prison, Maggie and OA search for the killer behind a possible retaliation. Dana has a vested interest in this case as she has a history with the victim.

A serial bomber appears to be targeting Wall Street’s elite. Maggie and OA search for a suspect who seems dead-set on revenge, while Dana deals with Spencer Briggs, a cocky profiler brought in to consult on the case.

A woman with information about the death of Maggie’s husband is abducted, leading OA and the team to uncover a criminal operation larger than anyone imagined. Also, Dana puts her career in jeopardy when she stands by and allows Maggie to work on this case that has such a personal connection to her.

After a bomb detonates at a restaurant in Queens, the case becomes personal for OA, who grew up eating there. But what initially seems like a terrorist attack reveals itself to be more complex, and OA goes undercover to prevent another incident.

A loving husband and father of two, Jim Russo, is kidnapped after accidentally getting involved in illegal dealings far beyond what he imagined. Also, Jubal must make a difficult decision regarding his family and their future.

After a Wall Street investor is murdered, the team is led to an insider-trading ring that uses unconventional methods to gain information. OA struggles to maintain confidence in his budding relationship with Mona.

After an altercation with a student, a teacher goes missing, leading the team to investigate everyone who might have had a grudge against him. Also, a key witness in the case steps up to help, and Maggie does whatever she can to ensure their safety.

When a U.S. attorney is found dead steps away from the body of a private escort, the team must piece together what connected the two seemingly random victims. Also, Jubal’s connection with one of the victims makes finding the killer much more personal.

After the police ignore a desperate father's plea for help, he abducts a billionaire's daughter and holds her hostage in a near-impenetrable safe room until his own missing child is returned to him. Also, Jubal puts his hostage negotiation skills to the test.

The FBI team investigates a drug deal gone bad after the body of a college student is found. Also, Detective Hailey Upton temporarily joins the team and finds her usual investigative methods clash with the Bureau's more buttoned-up environment.

The team welcomes a new member, Special Agent Tiffany Wallace, as they search for killers who orchestrated a mass shooting at a media company, and OA’s personal connection with the case threatens to cloud his judgement.

A shooting at a quinceañera leaves two dead, but the team believes they may not have been the intended targets. Also, Maggie is trapped between a rock and a hard place as the team decides the best plan of action for using a witness to take down the suspect.

After a bomb leaves three people dead, the team presses a reluctant informant to gather information from his close friends who are under suspicion. Also, OA finds tension in his relationship with his girlfriend, Mona, when they clash on where the informant’s rights lie.

The team rushes to track down two doctors abducted by a desperate father willing to do anything to save his son. Also, Jubal's uncertainty in his family life affects his judgement during the hostage situation.

When the CEO of a major brokerage firm is shot and killed while surrounded by protesters, the team looks into who had the most to lose from his company's perceived manipulations. Also, Scola's previous Wall Street career and the reasons he left come to light as the financial details of the case begin to unfold.

After a young woman is killed on her way home from a lavish yacht party, the team investigates who she was and how she came to be at the event, which was attended by some of the most influential people in the world. Also, Maggie brings Crosby into the investigation after a murder suspect is identified as a veteran who had been on several Army operations with Crosby.

The crossover continues on FBI: Most Wanted S03E01 Exposed (II) and FBI: International S01E01 Pilot (III).

The team attempts to extract key information from a vulnerable 9/11 widow, Hannah Thompson, who is shocked that her new “boyfriend” is the manipulative leader of a terrorist group planning an attack. Also, Scola is reminded of his brother’s death on 9/11, and Tiffany worries about his emotional choices during the investigation.

When a young couple is found murdered in a New York City park after returning from vacation, the team searches for a suspect linked to the drug trade. Also, Scola turns over a new leaf when it comes to his relationships.

OA is forced to confront one of his biggest fears when the team discovers that deadly sarin gas may have been sold to terrorists.

The murder of a TSA agent leads the team to hunt down a killer who is using drug mules to exploit airport security checkpoints. Also, OA struggles to cope with the aftermath of the sarin gas exposure and the 10th anniversary of his army friend's death in Afghanistan.

The team pivots when their sting operation to secure a massive bomb from an illegal broker leads them to discover that the device is already in the wrong hands. Also, Jubal’s promise to be present at his son’s birthday party is put to the test as the case continues to heat up.

As the team investigates a deadly robbery that garnered a cache of automatic weapons for the killers, they discover one of the perps is a classmate of Jubal’s son, who is reluctant to cooperate with the case.

The team investigates a series of brutal assaults; OA hides information about his own mugging.

A teen shows up at FBI headquarters with a large bag of fentanyl, seeking the team's protection from the men who shot his father; Nina goes to Scola with a proposal he is hesitant to accept.

The team jumps into action when analyst Kelly Moran is taken hostage.

When a prominent doctor is found dead in a ritualistic slaying, the team must race against time to hunt down a religiously motivated serial killer. Also, Scola faces a life-or-death decision.

When a bus explosion kills several innocent people, the team jumps into action to take down the responsible terrorist organization. Meanwhile, Scola tries to balance fatherhood with the job.

When a local club owner is found dead, the team works quickly to find the motive behind the murder of a seemingly innocent man. Meanwhile, OA is smitten with a new love interest but is concerned that she's mixed up with the wrong crowd.

After an employee of the U.S. Army is shot in an industrial park, the team works to track down the killer who reveals a larger plot at play. Meanwhile, Tiffany continues to struggle with the guilt surrounding Hobbs' death.

When a retired FBI agent is tortured and killed while working a security job, Scola and Nina go undercover as a married couple deep in the diamond game as the team tries to find out who is responsible. During the course of his and Nina's dangerous assignment, Scola is plagued by the possibility that their son Doug could end up parentless.

The Somalian terrorist group behind the death of Agent Hobbs resurfaces, sending the team on a chase to take them down for good.