《布莱切利四人组》的衍生剧,该剧有四个故事,每个故事两集。故事时间设定在1956年,原剧中的两个核心角色Millie和Jean来到美国,与两个美国密码破译专家共同调查新发生的谋杀案。BenCotton扮演命案侦探BillBryce。Set during the thrilling social change of the mid-1950s, THE BLETCHLEY CIRCLE: SAN FRANCISCO captures the lives of four remarkable women gifted with extraordinary intelligence, breathtaking capacity for pattern recognition, and a genius for decryption. Years after secretly serving during WWII as code-breakers tasked with penetrating the Axis Powers' secret communications, they turn their skills to solving murders overlooked by police. In the process they are plunged into fascinating corners of the city, forge powerful relationships, and rediscover their own powers and potential. Our women achieve justice not only for the victims, but also for themselves as they carve out new lives in the wider world.