One is a mountain village girl with exceptional skills, and the other is a cold and alluring female undercover agent who becomes the second in a gang. By chance, they met, met, and became acquainted, embarking on a journey of redemption in the martial arts worldAfter a period of past grievances and grudges in the martial arts world. It's both funny and frightening. Is it right or wrong for a unique skill to appear in the martial arts world. Can a mysterious note reveal the mystery in the heart of a strange woman.