Allegiance

As Alex O'Connor, a CIA analyst, receives his first assignment, his parents -- secretly members of the dormant Russian sleeper cell he is investigating -- receive an unwelcome visitor and an assignment of their own.

Katya is forced to tell a lie that ends up causing a rift between Alex and Mark; Alex starts working on a CIA-FBI task force.

Alex must talk the FBI into risking a dangerous covert operation to locate Mikhail's hidden cache; Katya discovers a secret.

Sam encourages Alex to continue looking for clues; the Rezident doubts Mark and Katya's commitment to the cause; Natalie learns how lethal Black Dagger can be.

When the FBI suspects a mole in the organization and brings in an investigator, Alex must confront his morals; Victor finds a new way to watch the O'Connors.

Natalie must rely on an outsider for help finding important information on Black Dagger; Alex and Sam plan a risky sting operation; Katya wants Alex to throw the task force off track.

Victor teams up with the O'Connor family to take down Black Dagger; task force members head to Italy; Sam poses as a businessman to deliver a suitcase of counterfeit cash.

Victor spies on the Rezident; Alex reveals a big secret to Michelle; Sam grows increasingly suspicious of the boy genius.

Alex must deal with being framed for Michelle's murder.

Alex takes help from an unlikely source.

Assuming their headquarters has been compromised, the task force relocates; the Rezident heads to the O'Connor home to hunt for evidence; Mark and Katya rush to Sarah's school as Alex lies bleeding in the back seat.

Sam and Alex work together to find Oscar Christoph; Victor schemes against the Rezident.

Mark, Katya and Alex race to beat Christoph to the Black Dagger location; the Rezident contacts Victor with an ultimatum; Alex urges Katya and Mark to take Sarah and run.