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.

After a young man is found beaten to death, Scola and Special Agent Eva Ramos hit a roadblock when their case intersects with a DEA operation.

Following an assassination attempt on a senator, OA and Maggie are tasked with escorting her back to D.C. on a flight that becomes more perilous than imagined.

Maggie partners with Eva to hunt a killer after a shocking daytime stabbing. After a subsequent murder, they realise the assassin has a hit list.

When a clinic robbery turns deadly, the team investigates a drug trafficking crew and soon uncovers that a doctor may be more involved than they thought.

When a large-scale explosion rocks a Brooklyn apartment complex, the team quickly locates the perpetrator and discovers he's acting on orders. Isobel must name her successor.

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

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

Chaos erupts in the city and as the team races to uncover the culprits, they learn the group responsible is a radical accelerationist movement fixated on resetting society.

When Nina's undercover operation goes sideways, the team works to flip their only witness. Nina and Scola make a big decision.

When a federal whistleblower is murdered while in FBI custody along with two agents, the team is stunned to find a familiar perpetrator has resurfaced. Meanwhile, OA wrestles with telling the team what is happening in his personal life.

After the son of a professional basketball team owner is taken for ransom, Jubal and the team race to catch the kidnappers. Soon, they discover the perpetrators have been planning a larger revenge plot that they must act quickly to stop.

After Maggie's sister, Erin, goes missing, the team begins an all-out search to recover her. But when Maggie discovers Erin was kidnapped by a sinister figure from her past, she must race to save her before it's too late.

A drug kingpin from Eva's past returns after two children and a daycare worker die from accidental drug exposure. As the team investigates, Eva struggles between her duty as an agent and her desire for revenge.

A double homicide in Brooklyn sets the team after a corrupt longshoreman but they soon discover something sinister has been smuggled into NY. As they race to stop the threat, Isobel enlists the help of CIA's Deputy Chief of Station Nikki.