Once Upon a Time in the Northeast tells a story of a few young Northeast youth with totally different personalities, who fell into trap of a few Hong Kong villains. They outwitted Hong Kong villains using different plans. This comedy story is extremely funny and reflected how popular Northeast China Culture is.

Chen Jun Fei runs a marriage counseling center. In order to complete the entrustment of a beautiful client named Shan Zhuo, Chen Jun Fei personally disguised himself as a fortune-telling master. Unexpectedly, one after another troubles followes them, and Chen Jun Fei, known as a master of empathy, found that the commission this time, it's definitely not that simple.