戰國末年，秦國最強，但各國都想殲滅秦始皇。Tony飾演的劍客「殘劍」為了天下蒼生的安寧，放棄了刺殺秦王的機會；但在長空、飛雪、殘劍的幫助下，來自秦國的無名獲得了僅離秦始皇只有十步之遙的絕佳機會。在三段不同觀點的故事裡，殘劍與心中所愛飛雪兩人，陷入家國與兒女私情的掙扎之中，難以自拔。

In feudal China, the King of Qin is waging a bloody campaign to conquer the entire land. He has been made a target of three dangerous assassins: spear-wielding Sky, and the lovers Broken Sword and Flying Snow. One day word comes that he has nothing left to fear; a prefect known only as Nameless has killed all three assassins. Nameless is called to the palace and asked to recount the tale of how he accomplished this amazing feat. After he tells his story, however, the King notices some flaws in it...