You Agreed to Practice Martial Arts, but You Ended up Flying into the Sky and Escaping?

By chance, Li Yu traveled to a different world where martial arts was at its peak, and became a policeman in a county government in the Chu Dynasty. Monsters and alien races are raging, and countries are fighting openly and secretly. As a leader at the bottom, Li Yu has a difficult life. But Li Yu soon discovered that as long as he understood martial arts thoroughly, he could sublimate it to an incredible realm! [Golden Bell]: Directly immune to all physical attacks and causes 200% damage to the enemy! Tinyunzong: Fly directly into the sky, you can reach everything you can see! [Nine Yang Divine Art]: Release the Qi outward, condense a six-foot-long sword light directly out of thin air with two fingers, and kill all evil spirits! … From then on, a freak like Li Yu appeared in the simple and unpretentious world of martial arts. Many years later, looking back, I am invincible!