After Thousands of Years of Cultivating Immortality, This Is Actually the World of Martial Arts?

Travel to another world. The system told Lin Tian that this was a high-level fairy world. The Immortal Lord is not as good as *, the Immortal King is everywhere. There are powerful people who can blow up a planet at will. Fortunately, the system opened an invincible secret realm for Lin Tian, ​​and no one except mortals could enter. I have been practicing this way for a thousand years... Lin Tiancai discovered that this was actually the world of martial arts? And Qin Shihuang, the only emperor throughout the ages. The Taoist Empress... Are they all ordinary people that he casually saved in the secret realm? This time, Lin Tian felt happy... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.