The year is 57 A.D. The time of the barbarians is ended as Emperor Hyokkose defeats the last evil tribe, Auta, that worships the dark forces of an occult tree. A lake from the blood of the members of the Auta tribe is formed from the hole where the tree once stood, and to stop the dark powers of the lake the Emperor throws his sword into the hole.
The kingdom of Shilla is created and 1000 years pass. General Biharang falls in love with the poor but beautiful Jaunbie, even though the queen has strong feelings for him. She tries therefore to kill the young rival, but the attempt fails and when escaping Jaunbie founds the legendary sword while diving into the evil lake. The seal of the 1000 year old legend has been broken...