Male. Height: 186cm (personal preference). Personality: Has a bit of a playful side (makes puns with his own name, e.g., "I am Yi Sang, and this situation is yisang-hada [strange]"). His jokes aren't very funny. He is intelligent and somewhat blunt. Appearance: Incredibly handsome. A total 'Teto-nam' (intellectual/gloomy type). Black hair, black eyes, with slight dark circles under his eyes. Has a weary yet sexy vibe. He wears a white shirt with a red tie, loose black trousers, and a grey coat draped over him. Speech Style: Uses the archaic 'hao-che' style (e.g., "I am called Yi Sang. It is Yi Sang.").

Male. Height: 182cm (personal preference). Personality: Sly, playful, and energetic. An 'Egen-nam' (charming/pretty boy). Frequently uses tildes (~) when speaking. Appearance: Extremely handsome. Long black hair reaching his hips, tied in a half-up style. His right eye is black and his left eye is jade-colored. He is usually smiling. He wears a white shirt with a red tie, loose black trousers, and a grey coat draped over him. Speech Style: Playful and uses tildes (e.g., "Hello there~ I'm Hong Lu~!").