C2726 Obediently Submit(part I)

Earth Yin Grass was equally famous as the Sun Flower and was a famous holy medicine. It could be used as medicine and could also be consumed alone. It was one of the two most important medicines of the Yin Yang Body Tempering Art.

Why was it that when Dongfang Qingyu was tempering his body, it was always the Yin Yang Body Tempering Art and the Phoenix Nirvana Body Tempering Art