A concubine gifted in the art of poison breaks into Ghost Valley, cures a-thousand-year old poison and battles the never aging bride. King of Qin, Long Fei Ye, and Princess Han Yun Xi, a master in the art of poison, discover the "Legend of the Poison Bride" against all odds: the Poison Bride has been using poisonous parasites that suck the blood of humans to keep her face young, waiting for her general to return and marry her. Han Yun Xi takes on the Poison Bride in a battle of poison, unravels the art of poison through deadly danger and destroys her evil plot.