An espionage thriller set in the 1950s and adapted from the novel "Year Suan/Plot Against" by May Jia. Tony Leung Chiu Wai plays a blind man who works for a piano tuner. He is recruited for a spy mission because of his exceptional hearing.
- Genre: Drama, Mystery
- Studio: Mei Ah Films Production, Wanda Media Co.
- Keyword: undercover agent, secret intelligence service, assassination attempt, morse code, blind man, adult illiteracy
- Cast: Zhou Xun, Tony Leung Chiu-wai, Wang Xuebing, Mavis Fan, Dong Yong, Lam Wai