Misaki

 A kind and beautiful maiden who becomes obsessed with revenge after her brother Tanosuke (possessed by a demonic sword) is slain by Hyakkimaru, in truth her brother offered himself to the demonic sword, Dragon Brood which killed him, Hyakkimaru tried to save him but was too late, now Misaki seeks Hyakkimaru. In the end she realises that Hyakkimaru is not a murderer and she thanks him for everything.