The Legend of Qin follow through the Qin dynasty time when the Emperor of the Qin, King Zheng conquers the other 6 nations and unified the whole of China to the rise of the king of Western Chu, Xiang Yu, who capture the capital city, Xianyang.

The story circle around a young protagonist, Jing Tianming who carries the blood of a hero turning from a weak and ignorant young boy into a great hero, who single-handedly changes the process of history.