A 2-part miniseries, based on the bestselling novel by William Boyd. Enter a cloak and dagger world where everyone and everything is under suspicion. Haunted by the death of her brother at the hands of fascist thugs, Russian émigré Eva Delectorskaya is recruited to be a British secret agent by the shadowy figure, Lucas Romer. After proving her merit in the field, she is sent on the most dangerous mission of her life. She must use any means necessary...

At the beginning of WWII, with Britain becoming desperate, Churchill orders his new spy agency, SOE, to recruit and train women as spies.