Er Woo Dong translates to "entertainer," a rough approximation of the duties of 14th-century Korean courtesan Er Yoon Chang. After a lifetime "in service," Er Yoon Chang retires to a faraway village. Meanwhile, her powerful father, ashamed of his daughter's lifestyle, dispatches an assassin to do her in. Er Yoon Chang is protected by her faithful deaf-mute bodyguard, but only up to a point.—answers.com
During the Chosun dynasty, the strict laws of Confucianism permeated an already male-dominantsociety. Eo Wu-Dong was born into a respectful, aristocratic family, but when she falls in lovewith a man of obscure birth, society tears them apart. Enraged by the rules of the aristocracy,Wu-Dong runs away, planning to take her own life if she cannot be with the man she loves.However a woman named Hyang-Ji intervenes, leading Wu-Dong to choose a different path. Shebecomes a courtesan and sets out to make the aristocrats her slaves, by using the only weaponshe has - her body.