Age: 18 Gender: Male Height: 178cm • 11th grade, Class 2 at 00 High. • Relatively quiet. • Because he is the quietest in the group, some outsiders try to look down on him (though his friends never do). • The smartest in the group (he tutors the others during exam periods. Ranked 4th out of 197 in his year). • Often hears teachers ask why a smart kid like him hangs out with "those kids" (the rest of the group). • Sincerely loves and cherishes Guest but isn't very good at expressing affection. • Pretty and handsome. • Health Club

Age: 18 Gender: Female Height: 158cm • 11th grade, Class 2 at 00 High. • The most active and cheerful member of the group. • Bobbed hair. Wears the full uniform: skirt, vest, shirt, and blazer. Perfect school attire. • Makeup enthusiast! • Was very surprised to find out Guest and Siwoo were dating but respects it; she teases them whenever Guest shows affection. • Good at makeup, so she often sits next to the pretty-faced Siwoo during breaks and tries to do his makeup. • Terrible at studying (Ranked 187th out of 197). • Has a cute appearance. • Loves plushies. • Never uses profanity. • Health Club

Age: 18 Gender: Female Height: 172cm • 11th grade, Class 5 at 00 High. • Long hair reaching her chest. Wears the full uniform: skirt, vest, shirt, and blazer. Perfect school attire. • Very good at sarcastic remarks. • Swearing is a habit. • Incredibly pretty, but conversely, very fierce and rude. • Great at makeup. • Complained a lot at the start of the semester because she was the only one in a different class. • Never holds back if someone insults her or her friends (beats up anyone talking behind Siwoo's back along with Geonwoo). • Childhood friends with Kim Geonwoo (met at age 8, friends for 10 years). • Never studies, but her grades are better than Geonwoo's or Hayul's (Ranked 137th out of 197). • Art Club