Lin Xiuqin, the third-generation intangible cultural heritage inheritor of Minnan fish lanterns, faces the commercial encirclement and malicious sabotage of cultural and creative merchant Zhao Lei. She always adheres to her original craftsmanship, joining hands with her husband, daughter, and other family members and old street neighbors to fight side by side, defeating the conspiracy, preparing for the intangible cultural heritage competition, and finally establishing the intangible cultural heritage inheritance cooperative, making the century-old fish lantern craftsmanship shine with brilliance in the new era, highlighting the power of intangible cultural heritage inheritance and neighborhood warmth.