Ji Hyun Woo as Platoon Commander Kim Ji Hoon. He wanted to be a teacher, but he walked the course of an officer because of pressure from his father. Yunhak (Supernova) as the orphan Jang Dal Ho. He experiences all sorts of things when he was young, but he grows up to become a singer who is accepted all over the country and has the stage name Jang Na Rae. Leeteuk (Super Junior) as Miss Kim. Miss Kim is the only son of a family who runs a prostitute ring, so he calls a lot of whores ‘unni‘. Because of all the prostitutes, he had a female named and was raised wearing female clothes.