Tian Zong, an ordinary college student, traveled to the end of the Qin Dynasty and became a servant of the leader Tian Heng's family. He explored the hidden caves under the sea, killed giant pythons, built strange ships, and developed gunpowder. The generals with unique skills taught him everything, making him gradually become an invincible handsome commander. One after another, adventures emerged in various oceans, allowing him to obtain dragon pills that can improve his skills, and a sword that cuts iron like mud, and even captured him a thousand pieces of gold. Young ladies, cute maids, singing girls, exotic girls, and even the hearts of beauties from the enemy army...