Fantasy: My Sect Can Be Upgraded Infinitely!

Once across time, Lu Xuan traveled to the supreme divine sect in the fantasy world. Unfortunately, bad luck happened. The sect leader died tragically, the divine sect fell, and the enemy was at hand. He awakened the sect system, [Your sect is too heaven-defying, and was given the supreme skill] [Detected that there was no one in the sect, specially sent the favored son of heaven] Lu Xuan: I don't know either, but he will become stronger on his own!