In order to get close to the goddess Biyun, Ma Xiaoyuan, the heir of the Wuying Sect, disguised himself as a demon hunter and went to Pansi Town to hunt demons. By mistake, Ma Xiaoyuan killed the silly demon who came to provoke him and became the hero of the town. Biyun fell in love with him. Unexpectedly, Pansi Daxian, who came out of retreat later, revealed his identity as a liar and captured Biyun. Should he continue to be a liar because of his cowardice? Or should he be a hero regardless of his own safety? Ma Xiaoyuan was in a dilemma...