So-hwi is a fighting styles prodigy and university student. Recognizing that her superhuman stamina is keeping back her lovemaking, she determines to quit martial arts to pursue handsome hockey player Joon-mo. Yet Joon-mo is in love with an older woman, and when So-hwi's mystical fighting styles area comes under threat from an old adversary, Heuk-bong, her childhood buddy Il-yeong should persuade her to return.