Spying

In 1948, after a contact is killed, undercover agent Ren Shaobai must come out of the shadows to save a spy ring when his comrade Qiao Mingyu is exposed. Drawn back into the secret world by his new handler Peng Yongcheng, Ren climbs the ranks in the Intelligence Department, gaining trust and access. Meanwhile, Qiao’s widow, the math prodigy Lan Youyin, is quietly planning assassinations of her own—but no one knows why. Ren grows close to Peng, but as the danger mounts and suspicion spreads, he starts to doubt everything. His tense relationship with Lan slowly turns into an uneasy alliance. In the end, to protect Ren, Peng makes the ultimate sacrifice—and Lan’s beliefs are changed forever. ...