The previous Demon Emperor took his wife to explore the six realms, and Lou Yan became the new Demon Emperor by accident. He was used to being free and unrestrained, but he was forced to get married by the great elder. In "helplessness", he used a little trick to slip into the world. Entrusted by a certain demon, he became playful and transformed into a demon hunter, causing some trouble for the immortal envoys who were causing trouble in the human world. Unexpectedly, when he met Mo You of the Xian family, he was so hateful that he took his heart into it. Let's see how the charming and evil Lou Yan interacts with the beauty Mo You, and subdues the demons for good! How to stalk, cheat and cheat, and win the beauty back. However, despite their different paths, how did the two fall in love and stay together...