Hidden deep in the mountains, the recruits at 'Unit 701', China's secret services, operate in a dark, shadowy world. There is the 'wind-listener', a blind surveillance officer who can hear sounds from miles away, the beautiful, unstable maths genius who meets a violent end, and, the old man who deciphers codes in his dreams.
"The new thrilling international bestseller by China's literary master; 'China's answer to John Le Carre' (Financial Times). Hidden deep in the mountains, the recruits at 'Unit 701', China's secret services, operate in a dark, shadowy world. In this story of conspiracies, geniuses, revolutionaries and terrible moral choices, people sacrifice everything for a world of secrets - until, ultimately, it destroys them."