Fantasy: Invincible from the Mountain King

Lu Tian traveled to Tianxuan Continent and became the leader of the Black Dragon Village. He thought he was going to reach the pinnacle of his life, but he found that his cultivation was ruined and he was imprisoned in a dungeon. After merging the memories... It turns out that the second gang leader and Mrs. Yazhai committed adultery and conspired to assassinate the original Black Dragon Village gang leader. At the critical moment, Lu Tian's system appeared!