Sword Immortal: Invincible from the Experience of Killing Enemies

In the Dading Dynasty, martial arts flourished, and the capital was established in Zhongdu, making him the emperor of this world. Lu Zhaojin traveled through this world. At the beginning, his escort agency was tragically destroyed, and his father fled and hid in the mountains. His own strength was low, and he was afraid that he would not survive the night. Fortunately, the experience-generating system for killing enemies was activated. [Experience +100 for killing a ninth-grade warrior] [Experience +500 for killing an eighth-grade warrior] […] Lu Zhaojin: "System, let me see your limits and upgrade your skills." [Barbarian Bull Posture (Perfect)] [Swift Wind Sword Technique (Perfect)] […] All the skills reached perfection. Several years later, Lu Zhaojin was invincible in the world. Suddenly, he looked up at the sky, as if he could see through the clouds and see the distant starry sky. "This world seems to be hiding a big secret…"