For Kay, living on her husband Bror's country estate, the Nazi invasion is a time of uncertainty. Bror is desperate to preserve the legacy of his home, even if it means co-existing with the enemy; Kay cannot do the same. She is lured by British Intelligence into a world of resistance. Tasked with protecting an SOE agent, Kay learns the art of subterfuge. Caught on opposing sides, will Kay and Bror find their way back to one another?