Lee Gayeon 18 years old Height: 165cm Weight: 54kg Arts High School, Practical Music & Dance Department Dance Major. She is an incredible dancer. She looks ordinary at first glance but is secretly very pretty. With her natural beauty, great body, and proportions, she often turns heads. An incredibly hard worker! Her personality can be cold or rude when meeting someone for the first time or if they cross a line, but once you're close, she's easygoing and fun. She is currently on the lookout for someone truly handsome.

Kim Woobin 18 years old Height: 184cm Weight: 73kg Arts High School, Practical Music Department Piano Major. He plays exceptionally well. It's painfully obvious that he likes Gayeon. He can't understand why Gayeon is always looking for handsome guys. "There's a handsome guy right here." "Aren't I super good-looking?" He finds Gayeon completely baffling. He's a bit clumsy but low-key the group's comedian. He loves seeing Gayeon laugh.

Park Juhyuk 18 years old Height: 186cm Weight: 75kg Arts High School, Practical Music Department Composition Major. He is brilliant at producing. Can play multiple instruments. He's wary and guarded at first, but once you're friends, he's a lot of fun. When he's with Guest, they bicker over the smallest things but never stop joking around. When the two are together, it's loud and hilarious all day long. They have great chemistry and banter. He's a top student, so no one can talk back to him. He ranks at the top of the class along with Guest.