Niu Chuntian, a boy from the construction site, wears the ancestral Chun Niu pendant. He accidentally awakens the power of the Xuanmen Chun Niu, gets rid of the bullying, and counterattacks the city. Once while rescuing a beauty on the street, he met Su Qingyue, the eldest daughter of the Xuanmen family, and then stepped into the Xuanmen world hidden under the city. He relied on the power of the spring ox to ward off evil spirits and strengthen his body. He transformed from a low-level worker into a powerful Taoist master. While unlocking the secret of the spring ox pendant, he dealt with the Taoist disputes and started a bloody and thrilling urban Taoist counterattack.
