What do you mean by negative 25?

Just daydreaming about the plot at home. According to Tik Tok's materials, the movie "Daydream Homemaker" tells the story that the hero has traveled a long way to find the 25th photo and the photographer, with many scenery along the way and his original dream. The movie Dreamer is a fantasy drama directed by Ben Stiller. It tells the story that the hero played by Ben Stiller walks through reality and his daydreams, and finally embarks on the adventure of real life, and has a wonderful romantic love with the heroine kristen wiig.