In the autumn of the twelfth year of Zhenguan, Emperor Taizong of the Tang Dynasty, corresponding to the month of Xuanzhen in the ancient Zhuanxu calendar, the story takes place in the Wuxian tribe deep in the Taihang Mountains, where a Neolithic stone altar is preserved.
The shaman interprets God's will through the cracks in the tortoise shell, and can communicate with the twenty-eight star officials. The tribe uses knotted ropes to record events and oracle bone inscriptions, retaining the pharmacopoeia of the era when Shennong tasted hundreds of herbs. The protagonist Wu Yang was born ordinary and lived in this tribe, but was endowed with divine power to save one party and unfold a wonderful story...