1983: Season 1

As a faction of rebels prepares an attack, cop Anatol probes an apparent suicide, and law student Kajetan gets a cryptic clue to a years-old murder.

Secrets infiltrate the military high command. Kajetan makes an ominous discovery about the photograph. Anatol's investigation faces stonewalling.

Anatol follows a lead and sets a trap for the Light Brigade. Ofelia schemes to gain Kajetan's trust. Swietobór lures the Americans into his plan.

Drawn in deeper, Kajetan hunts for answers at the derelict villa. Uncle shows Anatol a dumbfounding secret. Spies deduce Swietobór's ulterior motive.

Ofelia's plan to recruit a new member goes sideways. Anatol gives Kajetan a new task and discovers a telltale sign of Light Brigade methods.

Probing deeper, Anatol makes an alarming discovery about Kajetan's family. Rolbiecki leans on the mole while Swietobór primes his plan for execution.

Uncovering a cruel deception, the Light Brigade plans its end game. Over Anatol's fierce objections, Kajetan presses on and reaches a crossroads.

Swietobór commences Operation Northern Lion. Anatol and the Light Brigade face betrayals. Kajetan learns an emotional secret and goes on the run.