The protagonists are mainly Huirong, Zhaobai, and Jikan, who have studied business management in the USA and have returned to their hometown, Shanghai. Huirong and Zhaobai are engaged, and although three of them are close friends, problems arise when they find out that their opinions clash on the matter of what the objective for building a new China should be and what direction it should take.
Unfortunately the movie Once Upon a Time in Shanghai is not yet available on HBO Max.
| Directing | Peng Xiaolian | Director |
| Writing | Peng Xiaolian | Writer |
| Writing | Zhang Jianya | Writer |
| Writing | Zhenxia Bian | Writer |
| Camera | Jong Lin | Director of Photography |
