The movie "Pre-marriage Story" tells the story of three pairs of young men and women from three different generations, different regions and different professions undergoing pre-marriage examinations. The plot of the whole film advances in the changing times, and the "light" and "dark" lines are intertwined in the content, and the plot is ups and downs. The mockery and manipulation of fate, the generation gap and estrangement between fathers and sons, grandparents and grandchildren, the cultural differences between the East and the West... Faced with numerous contradictions, how many tests can the lovers who are about to enter the marriage hall withstand? Can they get the ideal love as they wish? While the film conveys simple, sincere and warm emotions, it is also a realistic torture of love and marriage.