In the Demon World, He Has Been Undercover for Ten Years and Has Become the Demon Lord.

Traveling through the fantasy world, Ling Mu was placed in the demon world and worked as an undercover agent. If you are in the demon world and don't know any demonic skills, how can you have the nerve to call yourself a demon? Ling Mu took a casual and perfunctory attitude and learned the demon sect's techniques. Then, he discovered something incredible! You can actually learn the skills of the demon world in one go! "The Heaven-Swallowing Demonic Technique can swallow up all the demonic energy in one go." "The palm of the supreme devil reaches all directions." "Nine Transformations of Gods and Demons, tempering the immortal demon body!" The Demon Lord was so excited when he saw Ling Mu! Tens of thousands of years! Has such a genius ever appeared in the devil world? As a result, Ling Mu was named the Holy Son of the Demon Realm and prepared to inherit the position of the next Demon Lord and the Demon Lord's lovely daughters. Ling Mu said silently: "I'm sorry, my fellow disciples, the devil world is too fragrant. It's not that I don't want to be an undercover agent, but they give me too much!" "For the sake of... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.