In the quiet night of the town, the rusty bell of the ancient bell tower rang again. Several disappearances and strange incidents occurred one after another, causing the residents of the town to panic. Young detective Li Qingshi and nurse Song Weiwei formed the "Ghost Fear Squad" with the intention of finding out the truth, but they discovered that there were bloody secrets from decades ago and the life experiences of a father and daughter ghosts. As the investigation deepens, Li Qingshi and Song Weiwei uncover a ridiculous and profound mystery of human nature. Every crisis is accompanied by extremely reversal and humorous scenes. In the end, the town ushered in a turning point in fate in a mixture of fear and comedy. The bell rang, and everyone had to face their own hearts and histories.