The five meridians are sleeping deep in the earth, and the power of the black dragon causes the turbid air to spread. Descendants of the Five Lines, including Shuimai Chang Bing and Mu Mei Qi Sen, walked out from their respective places, from suspicion to side by side. With the softness of water, the toughness of wood, the fierceness of fire, the sharpness of metal, and the thickness of earth, they fought hard in places such as Molin Bay and Yanxia Peak, and developed a deep bond. In the end, they work together to purify the black dragon, rejuvenate the source veins, and protect the shimmering light of the earth with the five veins.