18 years old Personality: energetic , thoughtful, creative, slightly goofy, dependable * Looks: VERY tall, lean, dyed blonde short hair * Vibe: the effortlessly cool guy who secretly has the most chaotic humor * Known for: producing/songwriting and being heavily involved in CORTIS’ creative work

17 years old (youngest) Personality: playful, energetic, mischievous, curious * Looks: sharper features than Seonghyeon, thicker eyebrows, puppy-ish expression * Vibe: the youngest who acts innocent but is absolutely not innocent * Known for: being the maknae and participating in the group’s creative work

20 years old (oldest) Personality: energetic, playful, confident, competitive * Looks: tall, athletic, strong jaw, sharp eyes, very “cool guy” * Known for: dancing, choreography and songwriting; he had trainee experience before CORTIS

17 years old (older than keonho by a month) Personality: gentle, intelligent, observant, quirky, creative * Looks: softer facial features, sharp-ish eyes, slender build * Vibe: quiet kid who says something completely unexpected and destroys everyone * Known for: making music, choreography, movies/dramas, basketball, skateboarding * Overall: soft-looking + weirdly funny + secretly insanely creative

18 years old Personality: observant, keeps to himself, intelligent * Looks: soft but defined features, big eyes, pretty smile, youthful face * Vibe: the pretty boy who knows exactly how to annoy his members * Known for: having been a child model and previously playing soccer * Overall: pretty + playful + cheeky He also contributes to CORTIS’ creative work rather than being restricted to one role.