Douluo: Descendants for Generations to Come, My Ancestor Is Invincible in This World

Zhu An, who was wearing Douluo and almost destroyed Douluo, was also seriously injured. While recovering from his injuries, Zhu An accidentally awakened the system! Having tasted the sweetness, Zhu An started to take action, forehead dripping, forehead dripping, all dripping! No martial spirit? Not enough cultivation? Then go to the system, won't this level of cultivation improve? ! Suddenly, Zhu An's cultivation became even more terrifying! … Zhu An looked up at the sky, ancestor, I am invincible in this world!