In the quiet and remote mountain village, a film crew came, and the son of the forest guard Zhang Dashan was fortunate enough to become an extra actor. During the period, Zhang Dashan inadvertently discovered that the crew was actually a scorpion who was making a movie. When it was actually an international criminal gang that had stolen Chinese national cultural relics, he just prevented the theft of the gang. The film tells the story of the small person standing at the crucial moment, the film is full of positive energy.