Winna Yates, born into a martial arts family that favors sons over daughters, is gifted but overlooked by her father. He places all his hopes on her brother, expecting him to take over the clan and willing to sacrifice his daughters. Unwilling to submit, Winna is unexpectedly taken as a disciple by a grandmaster. Meanwhile, her mother suffers for helping her escape. After mastering extraordinary martial arts, Winna sets out to save her mother and bring justice to her enemies.