Memories of the Sword (2015) online

While the Goryo Dynasty in the medieval Korea, three warriors named Deok-ki, Poong-chun and Seol-rang have led a riot against the king and his foreign allies from Kitan, China. But Deok-ki betrays them, which results in the death of Poong-chun. But Seol-rang is able to escape with Seol-hee, Poong-chun's little daughter, and her sword. 18 years later, Seol-rang got blind but she raised and taught Seol-hee very well. Both feel that the time for revenge is right, but Deok-ki is now one of the most powerful men in the country. All of them know, that spilling blood is the only way of redemption.