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.

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

The son of a retired FBI agent is kidnapped, and the team must investigate if it's an act of revenge; 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 armour-piercing rifles is hijacked, the team works to discover who stole it, and what they have planned for the stolen weapons. A friend from OA's past returns to help with the case, but OA isn't sure he can trust him.

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.

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 crossover continues on FBI: Most Wanted S01E09 Reveille (II).

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.