In an era of chaos in the world, alien monsters invaded. The mysterious organization "Fog Hidden Gate" proficient in the "Qimen Dunjia" technique on the rivers and lakes came forward. Its leader (Wu Bai), disciple Zhuge Qingyun (Dapeng), Iron Dragonfly (Ni Ni), and Wuyin Seven Waiting for everyone to have their own strengths. On the other hand, when Zhuge Qingyun was on the way to find a new generation of head Xiaoyuan (played by Zhou Dongyu), the new catcher Yichang (played by Li Zhiting) was also implicated in saving the iron dragonfly. Suddenly, the situation is surging, and the battle between good and evil between "Taiwan Guest" and "Mist Hidden Gate" is about to start, and a new fantasy crisis is approaching.