You Can Become Stronger by Practicing Martial Arts, so Why Should I Become an Immortal?

Extraterrestrial demon? He's just a foundation-building monk holding a flying sword. Magic secrets? It's just a technique for the Qi refining period Treasures from heaven and earth? It's just a useless elixir How can a small world with only martial arts fight against the civilization of cultivation? How can a mere mortal fight against the Immortal Lord? The 'small world' where Wang Qian lives is being eroded by the 'Qingyuan Realm' By chance, he activated the system and worshiped the Xuandu Sect, one of the six major immortal sects in the Qingyuan Realm. Only then did I discover the cruel truth of the small world