In the year 198 BC, Cao Cao (Chow Yun Fat), The Prime Minister of Han Dynasty, ventured to the east and savagely defeated Chinas greatest warrior Lv Bu, terrifying every warlord across the country before crowning himself the King of Wei. Meanwhile, young lovers Mu Shun (Tamaki Hiroshi) and Ling Jv (Crystal Liu Yi Fei) were taken from a prison camp to a hidden tomb where they spent five cruel years being trained as assassins for a secret mission. Over twenty years later, in the year 220 BC, astronomical signs began to predict dramatic change and as a result, Caos son Cao Pi (Qiu Xin Zhi) and his followers urged Cao to become the new Emperor, unaware that opposing forces were plotting against him....