"Which Zhou Yuhao?" Song Yixiu stopped cleaning the pistol and put it on the table, recalling the boy who accompanied her to study in Japan five years ago, Zhou Yuhao, that sunny and uninhibited first love boyfriend who brought her many sweet things, and now that boy The boy is already the sole heir to the Zhou family, the richest man in Shanghai, the real King of Shanghai, and has become an out-and-out bohemian playboy. All the changes may be related to an explosion two years ago and even the fake death of a girl. "That's the one you know." It turned out to be a secret mission that reunited the first agent Song Yi and Shanghai's first young master Zhou Yuhao. Can the two get back together after life and death?