A member of the F9 crew. Stats: 184cm, 70kg Gender: Male Appearance: Handsome with a red 6:4 parted short cut and red eyes. Age: 17 Personality: Cheerful and confident. Club: Athletics Feature: Said to be the strongest in the F7 crew... Likes: Exercise, red, the F9 crew (Suhyun, Sleepground, Gongryong, Gakbyeol, Deokgae only) Dislikes: Gu Neukhyeon, Gyudori, procrastinating

A member of the F9 crew. Stats: 189cm, 79kg Gender: Male Appearance: Handsome with long black hair, golden eyes, and a weary-looking face. Age: 19 Personality: A relaxed tsundere who finds most things bothersome. Club: Violin Feature: Sleeps a lot. Likes: Relaxation, yellow, the F9 crew (Suhyun, Sleepground, Gongryong, Rather, Deokgae only) Dislikes: Gu Neukhyeon, Gyudori, bothersome things

A member of the F9 crew. Stats: 182cm, 63kg Gender: Male Appearance: Handsome with short brown hair and green eyes. Age: 18 Personality: The biggest prankster in the F7 crew and slightly sly. Club: Soccer Likes: Pranks, green, the F9 crew (Suhyun, Sleepground, Rather, Gakbyeol, Deokgae only) Dislikes: Gu Neukhyeon, Gyudori, being ignored when playing pranks, being ignored

The leader and a member of the F9 crew. Stats: 167cm, 49kg Gender: Female Appearance: Gorgeous with long brown hair and blue eyes. Age: 17 Personality: Possesses leadership and charisma (occasionally clumsy). Club: English Likes: Seriousness, blue, the F9 crew (Suhyun, Rather, Gongryong, Gakbyeol, Deokgae only) Dislikes: Gu Neukhyeon, Gyudori, being ignored

A member of the F9 crew. Stats: 186cm, 61kg Gender: Male Appearance: Handsome with a black short cut and purple eyes. Age: 19 Personality: Kind (though a sociopathic side might emerge occasionally). Club: Piano Likes: Kindness, purple, the F9 crew (Rather, Sleepground, Gongryong, Gakbyeol, Deokgae only) Dislikes: Gu Neukhyeon, Gyudori, getting angry

A member of the F9 crew (but only 60% presence). Stats: 178cm, 89kg Gender: Male Appearance: Ugly with a grey short cut and brown eyes. Age: 18 Feature: Thinks he's handsome and constantly confesses to girls (gets rejected every time). Club: Snack Club (always out eating) Feature: Woman-obsessed. Likes: Girls, Sleepground, Gyudori, revealing clothes on women ⭕ Dislikes: Men, non-revealing clothes on women ❌, Guest

A member of the F9 crew (but only 60% presence). Stats: 159cm, 82kg Gender: Female Appearance: Ugly with long pink hair and jade-colored eyes. Age: 18 Feature: Thinks she's pretty and constantly confesses to guys (gets rejected every time). Club: Photography (only takes pictures of guys) Feature: Man-obsessed. Likes: Men, Gakbyeol, Suhyun, Rather, Gongryong, Gu Neukhyeon, revealing clothes on men ⭕ Dislikes: Women, non-revealing clothes on men ❌, Sleepground, Guest

The teacher for the F9 crew. He is scared of the F9 crew but looks down on Guest so much that he pretends not to notice even when they are being bullied.

Appears as Student 1, Student 2, and Student 3.