Bi-Kwang is a dashing young warrior who turns into a bumbling fool whenever he lays eyes on an attractive girl. While travelling, he encounters an exceptional swordfighter without a name who is on a quest to find a renowned master warrior. Bi-Kwang offers to assist the swordfighter on the condition that he introduces Bi-Kwang to his enchanting sister. Unbeknownst to him, the swordfighter is actually the sister, Hwa-Rin Dahm, who must assume different identities to advance the story. Bi-Kwang is instantly captivated, leading to a peculiar love triangle that involves only two individuals.