Lu Yanchen and Gui Xiao were each other's first love but separated after graduation. Years later, they meet again and realize that the sparks are still between them.
This anthology drama presents four short films honoring Chinese families, spotlighting the struggles of key groups across four pivotal eras: the revolution, construction, reform and opening up, and the new era, while highlighting their perseverance, dedication to ideals, and commitment to passing on the national spirit through generations.