A blind swordsman accidentally saves a young girl after she survives a massacre at the hands of a ruthless officer. Under the persistent persuasion of the orphaned girl, he reluctantly keeps her by his side and teaches her his martial arts skills. As the fame of this new knife-wielding duo spreads, the evil officer again sets his sights on the young girl, but the lethal swordsman is not willing to allow harm to come for his young protégé, and the duo team together to bring down the cold-blooded officer and his empire.