Lin Mo, who has both legs amputated, has been complaining to his neighbors for three months. He was accused of making tap dancing noises in the middle of the night. The management team and Captain Wang came to check the decibel meter. Late at night, the noise levels exploded, and the captain discovered that Lin Mo was unable to move, and that the noise came from the long-vacant room upstairs. The truth was gradually revealed. In order to illegally restrict the freedom of others, Chen Feng used special methods to create noise to confuse the public, and there were also egregious illegal acts hidden behind it. Lin Mo bravely revealed the truth, not only helping the trapped people, but also getting out of his inner shadow. The story has a suspenseful twist and directly touches on the complexity of human nature.