Sherlock Jr. movie plot

A country theater film projectionistlikes to read detective books and often imagines that he is a great detective like Sherlock Holmes. One day, he lied about four yuan worth of chocolate candies to his girlfriendplayed by, but he was framed by his rival, saying that he had stolen someone else’s watch and used it to buy chocolates. Believing the slander, his girlfriend drove the projectionist out of the house and cancelled the marriage contract between the two. After the projectionist visited, he found that the rival was the one who stole the pawn, but there was no evidence to clear the grievance. One day, when the projectionist was screening a movie, he found that the story on the screen was exactly the same as his experience, and the characters were also the same. The only difference was that the story in the movie took place in an upper-class family. The projectionist was indulging in the movie while showing the movie, so he walked out of the projection room and walked from the auditorium into the screen to prepare to arrest the rival criminal. However, behind the screen, the projectionist was hitting a wall everywhere and was helpless. As the scene changes, the images on the screen continue to change from fantasy to reality. The projectionist finally turned into a witty detective Sherlock jr., the bad guy stole the pearl and wanted to frame him, but he always turned the good fortune with wisdom .