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.

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

After a front-running female presidential candidate, Valerie Caldwell, is targeted with a car bomb, OA and Maggie must hurry to track down the bomber before they strike again. The case leads them to wonder whether this person is targeting Caldwell for her political aspirations or something else.

After a shooting at a nightclub, it appears that the FBI may have ignored previous threats from a local white supremacist group. Also, Kristen wrestles with her commitment to the Bureau and her responsibility to her community.

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. Also, OA struggles to maintain confidence in his budding relationship with Mona.

When a board member of a soon-to-be-public medical tech company is murdered, the team tries to find out who had the most to gain from his death. Also, OA is conflicted when pressure to help a family member is at odds with his commitment to tell the truth.

When the team digs into the circumstances surrounding a car crash that resulted in the death of a photographer, they realize there is more than meets the eye. Also, Maggie sympathizes with his widow, Annie Weber, when she notices similarities with her own husband's death.

After an altercation with a student, teacher Patrick Miller 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.

A former kidnapping victim is linked to a series of murders that includes the daughter of an NYPD detective. Also, Kristen begins to doubt her ability as an agent after a training exercise leaves her shaken.

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

A bank hold-up leads the team to a safe deposit box, the contents of which have the potential to destroy national security. Also, Kristen is eager to get back into field work while other team members still have their concerns.

When the son of a well-known retired FBI agent is taken just blocks from their home in what appears to be a revenge kidnapping, the team must uncover if it's tied to the agent's past or trouble the son has gotten into on his own. Also, Isobel must make a hard call when information from the past comes to light.

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 a truck filled with armor-piercing rifles is hijacked, the team works to discover who stole it, and what they have planned for the stolen weapons. Also, a friend from OA's past in the military intelligence unit returns to help with the case, but OA isn't sure he can trust his judgement.

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.

When the team is called to the scene of a murder, they quickly suspect political motivation, but when another murder occurs, they work to uncover a common thread before more bodies pile up. Also, Maggie contemplates a decision that could affect her entire career.

Part 1 of a crossover with FBI: Most Wanted. Jess LaCroix and his team come to help OA find a fugitive LaCroix arrested years ago after a bus with 26 students goes missing—and he’s the main suspect.

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.