A woman’s past as a convict follows her everywhere and because of this she doesn’t open up to others. But then she strikes up a friendship with a broken child who has suffered from domestic violence and decides to save the girl from the cruel world. A man who holds feelings for the woman, tries to protect her in his own way.

During an epidemic outbreak of Joseon, rumors spread about a dreadful man-eating creature that wrecks its plague-infested capital. Upon King’s order, an unsung military official, Yun Kyum, his daughter Myung, an archery prodigy and other warriors head for the capital to fend off the beast.