After the son of a prominent Mommy blogger is kidnapped, the team must sweep through her two million followers to find the culprit. Kristen continues to adjust to life as a field agent with her new partner.

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.

After a businessman with a history of harassment claims against him is killed, the team suspects the killer may be one of his many accusers.

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.

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.

When the leader of a drug cartel and one of the world's most wanted men, Antonio Vargas, is apprehended by the team, the entire FBI headquarters is put at risk when his henchmen unveil a terroristic threat to free him. During the turmoil, Isobel must make the difficult decision whether to sacrifice her conscience or her career.

The team must infiltrate a drug trafficking gang after the robbery of a chemical plant leaves two customs agents dead. Also, Nestor offers his help on the case, giving Maggie new insight into his character.

After a man is killed by an explosive package shipped to his home, the team attempts to capture the sender and intercept his latest deadly parcel. Also, Maggie tries to trust her younger sister, Erin, is truly staying out of trouble as a new college student in NYC.

When five prominent men are killed at a trendy New York City restaurant, the team’s investigation brings them into contact with a lieutenant in Antonio Vargas’ cartel, triggering a long-awaited showdown between Isobel and Vargas.

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 finds a connection between bombings and a private veterans' club in New York City; Isobel tells a reluctant OA to recruit a former Army buddy for intel.

After Rina is critically wounded while heading to work with Jubal, the team makes the chilling discovery that a vengeful Vargas orchestrated the shooting from behind bars and continues to target the rest of their team and their loved ones.

When a Muslim college student and his younger brother are murdered, the team connects with the outraged imam of OA's former mosque, who insists the victims were wrongly targeted as terrorists.

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.

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.

As the team works to rescue a 5-year-old kidnapping victim, Scola suspects the boy’s mother isn’t being forthcoming about why her son was targeted. Also, Nina struggles to open up to Scola about matters in their relationship.

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.

After a mysterious bioweapon leaves two MTA workers dead and one injured, the team rushes to determine who is behind the attack and the location of their next target; Jubal’s past demons begin to surface.

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.