Hyakkimaru and Dororo seek the swordsmith named Munetsuna to repair the swords in Hyakkimaru's prosthetic, but the villagers tell them Munetsuna's swords are poor and his daughter Okowa is ugly. They find neither is true, although their house is filled with grotesque hyottoko masks. When Munetsuna takes the swords to a temple to be purified, an amanojaku casts a spell over Hyakkimaru, who begins to say and do the opposite of what he intends, ending his journey and deciding to marry with Okowa. Feeling rejected, Dororo plans to throw away Hyakkimaru's swords, but she encounters Munetsuna at the foundry where she tells him how she feels...