The prime minister's precious only son Ho-yeon has feelings for courtesan Wol-hyang. Ho-yeon's servant, Spot, who has always had unrequited love for Wol-hyang, drugs Ho-yeon. When he falls unconscious, she sells him off to a slave trader. Ho-yeon, waking from his drugged state, is frustrated because he can't prove he is not a slave. Ho-yeon soon learns the reality of the slaves who face injustice and rolls up his sleeves to try and save them from an unreasonable system.
| Actor | Role |
|---|---|
 Park Ki-woongLee Ho-yun | Lee Ho-yun |
 Kim Joo-hyunBoo-yong | Boo-yong |
 Seo Dong-wonJeom Baek-i | Jeom Baek-i |
 Kim Yong-geonYeong Ee-jeong | Yeong Ee-jeong |
 ELWol-hyang | Wol-hyang |
 Kim Hyeong-beomHuman trafficker | Human trafficker |
 Choi Jong-hwanDistrict magistrate | District magistrate |
 Jo Woo-jinPal Bok-i | Pal Bok-i |
 Ryu Hye-rinGan-nan | Gan-nan |
 Jo Deok-jaeNot listed | Not listed |
 Yum Dong-hunNot listed | Not listed |