Author Floating Clouds Surging Waves

Transmigrated to the world of Chinese Paladin, and starts as the tool-like adopted son of Xiahou Tao.Luckily, there's a system, but..."Brother Xie, I'll have my grandfather teach you the Seven Ultimate Sword Qi and Dragon-Slaying Technique!""Brother Xie, the jianghu is dangerous, take this Panlong S