During the Warring States Period, King Qin Ying Zheng (played by Li Xuejian) aimed to unify the world. At that time, Yan State was a headache for Ying Zheng. In order to help him complete the unification hegemony as soon as possible, Zhao Ji (played by Gong Li) offered advice to Yan State and pretended to instigate a plan to assassinate Ying Zheng. In this way, Qin would have the pretext of sending troops to attack Yan State and strive for the possibility of Yan State surrendering without a fight. Zhao Ji and Yan Prince Dan (played by Sun Zhou) conspired to assassinate Ying Zheng. The person who carried out the mission was the famous swordsman Jing Ke (played by Zhang Fengyi), who had been hiding in the city and came out of the arena for this. After contacting Jing Ke, Zhao Ji admired him very much. Zhao Ji refused to persuade Jing Ke again. Prince Dan was angry and imprisoned Zhao Ji. So Jing Ke found Prince Dan and proposed to release Zhao Ji, and he agreed to assassinate the King of Qin. At the same time, Ying Zheng discovered the secret about his life experience. He was so angry that he even attacked Zhao State with his troops, and his atrocities were hard to describe. In the hall, Jing Ke failed...