During WWII, the French Resistance seeks aid from SOE. Led by Vera Atkins, Odette Sansom and Noor Inayat Khan fight the Nazis, risking it all for victory.

Vera enlists Violette Szabo and Yvonne Baseden. With circuits failing and Noor at risk, treachery allegations harm preparations for the Allied invasion.

With Allied victories and the liberation of Paris following D-Day, Vera is in a race against time to locate her missing agents.

Armed with evidence from Odette, Vera intensifies her searsh at Karlsruhe prison and Ravensbruck, facing hurdles to uncover crucial results in Germany.

Vera finds out her agents' fate. Her beliefs about Noor are challenged. Suspicions lead Vera to hunt down a Nazi mastermind.

Capture of a key Nazi uncovers shocking realities. Amid demands for accountability, as Vera and her team navigate murky waters to confront uncomfortable truths.