A Korean man, forced into service in the Japanese army during WWII, marries his Japanese girlfriend despite everyone's objections. Later, he becomes the sole survivor when the Americans attack.
His parents captured by the Baekje armies, prince Eo-jin infiltrates the enemy castle alone to seek revenge. His plot is ruined when he falls in love with a princess there and is forced to choose between betraying his parents and nation or the woman he loves.
After losing his best friend in a fierce battle against Baekje in the first year of Queen Jindeok's reign, Hwarang Won-hyo questions life and death and becomes a monk. Despite being courted by countless women, from Queen Jindeok to Princess Yoseok, Sammo, and Asaga, Won-hyo resists all temptations....