When a series of carefully targeted terror attacks hit Harbor City, a maverick police officer (Mark Chao) officer goes on the hunt for the mastermind behind it all with his new snarky partner (Lin Gengxin).

Set in 19th-century China, two master warriors are faced with their greatest challenge when the treasured Green Destiny sword is stolen. A young aristocratic woman prepares for an arranged marriage, but soon reveals her superior fighting talents and her romantic past. As each warrior battles for justice, they come face-to-face with their worst enemy, and the enduring power of love.

A fearless warrior rises up to defy an empire and unite a nation. With supernatural skill, and no fear, the soldier embarks on a mission of revenge against the fearsome army that has massacred his people. To achieve the justice he seeks, he must take on the empire's most ruthless assassins and reach the enemy he has sworn to defeat. The story of the First Emperor of China, who is on the brink of winning a war-torn land during the dawn of the Qin dynasty...