The world of Palani invades, and the peaceful Rabell comes under attack. Under the fierce assault of the invader Isedes, the seasonal guardian barrier protecting Rabell is shattered, and the twenty-four solar terms scatter and go missing. To save Rabell and also to resolve the dark crisis of Palani, the new-generation Flower Fairy Magical Envoy Xue Cheng Ai, together with the Prince of Palani, Erik, travels to Earth to recover the lost solar term flower seals. The challenges Xiao Ai and Erik face far exceed expectations—not only must they regain the recognition of the solar term flower seals and form contracts with them, but they must also confront the dark witch from Palani, Feier. In the battles with their opponents, Xiao Ai’s perseverance and love gradually win over her foes, and the dark witch Feier chooses the path of light, becoming a new Flower Fairy Magical Envoy. In the end, Xiao Ai and her companions recover the solar terms of spring, confidently preparing to continue collecting the solar terms of summer. However, new dangers are quietly approaching...