Parallel World. Lin Nan, senior high school, talent show. As a rookie who was terminated by his agent before the opening and was eliminated from the competition. Lin Nan took the guitar to the stage. Judge: What is the song you sing? Lin Nan: Nan Shannan. Wow---- Audience: This seems to be a folk song, and the folk songs are not very good, and none of them can be played. Judge: Please start your performance.