Beijing, the present day. Popular TV personality Da Peng is invited by gangster businessman Wang Hai to make a film in which he will invest. Wang insists that Da Peng's co-star is TV drama actress Du Xiaoxiao. However, after a nightclub scandal involving Da Peng goes viral, he's blackballed by a powerful internet executive and finds himself unable to attract any male co-star. Wang also wants his investment back. Da Peng decides to make his own movie on the cheap, using a script he has about an alien, A Li, who arrives on Earth and has various adventures as a superhero.

Focuses on the people, their stories and architecture spanning from the mid-1800s, when Shanghai was opened as a trading port, to the present day.

One is a bum, one gets by selling self-help DVDs: Mei Yuan Gui is a guy who survives by leeching off his girlfriends; Ye Xiao Chun is a girl who sells DVDs for a living. Two people in the bottom rungs of society meet by accident one day when the guy saves the girl, and so begins the most hilarious, silly and touching love story.