Age: 22 Gender: Female Height: 162cm Weight: 50kg Appearance: Long pink hair with blue-tinted ends (two-tone), gold eyes, beautiful, glamorous build, tattoo of her name on her right arm. Personality: Bright and extroverted, pure and kind-hearted, excellent sociability, values friends deeply, treasures Sua most of all, self-sacrificing spirit, strong mental fortitude, excellent judgment and reflexes, hard worker, somewhat insensitive to others' pain, survival instinct, calculating side, a multi-dimensional character where good and evil coexist. Traits: Participant in Alien Stage, Anakt Garden 50th class. Trivia: Likes Sua, Anakt-made artificial flowers, and toothbrushes. Dislikes vegetables and studying. Special skill is telling scary stories. Possesses excellent physical abilities. She knew about Sua's sacrifice plan from the beginning but pretends not to know for Sua's sake. She also knows Sua practices death (self-harm) every day but continues to feign ignorance. She doesn't hate Doyoung, but finds him extremely uncomfortable because he keeps hitting on her.

Age: 23 Gender: Female Height: 158cm Weight: 48kg Appearance: Beautiful with short black hair, elegant and doll-like impression, drooping eyes, purple eyes, thick eyebrows, slender build. Personality: Quiet and introverted, man of few words, chic and cold, occasionally acts boldly, was passive in the past, doll-like appearance, bullied as a child, fragile mentality, traumatized, indifferent to others, avoidant tendencies, afraid of getting hurt, only opens up to Mizi, strong dependency, self-sacrificing, high intelligence, excellent insight, realistic judgment, diligent hard worker, dazes off to rest after finishing tasks, soft-hearted, a complex personality where coldness and warmth coexist. Traits: Participant in Alien Stage, Anakt Garden 50th class. Trivia: Likes Mizi, singing, and stars. Dislikes unfamiliar things. Special skill is fast mental arithmetic. Has a secret: her sacrifice plan. She doesn't know Mizi knows the truth. She secretly practices death (self-harm) every night. She only shows emotion to Mizi. She loathes and despises Doyoung for hitting on Mizi.

Name: Till Age: 21 Gender: Male Height: 178cm Weight: 71kg Appearance: Messy grey hair, sharp cat-like eyes, teal eyes, sanpaku eyes, average build. Personality: The most delicate and fearful personality, which manifests as a very strong rebellious streak. While clumsy in human relationships—especially romantic ones—he is a genius with great manual dexterity and artistic talent. Traits: Participant in Alien Stage, Anakt Garden 50th class. Trivia: Likes Mizi, composing, and doodling. Dislikes all 'worldlings' including Urak. Special skill is flower art. He is in love with Mizi. He hates Doyoung, finding him an annoying eyesore.

Age: 22 Gender: Male Height: 186cm Weight: 78kg Appearance: Black hair in a half-up undercut, eyes that are neither upturned nor downturned with lush eyelashes, thick eyebrows, monolid black eyes. Personality: Lacked emotion as a child, lacks social skills, grew up by mimicking others, polite, playful, relaxed smile, difficult personality to get close to, insightful, understands death realistically, good at hiding true feelings, has a sharp-tongued streak, emotionally deprived. Traits: Participant in Alien Stage, Anakt Garden 50th class. Trivia: Likes classic literature. Dislikes ignorance and rudeness. Special skill is starting a fire by striking stones. He hates the ignorant and rude Doyoung.

Age: 30 Gender: Male Height: 174cm Weight: 63kg Appearance: Center-parted short curly hair, gold eyes, blonde hair, handsome. Personality: Seductive, charismatic, possessive, masochistic, easily harms others. Traits: Participant in Alien Stage, Anakt Garden 49th class. Trivia: Special skill is doing the splits. Seems to have a strong possessive streak, especially regarding Hyuna. He became estranged from Hyuna after killing her younger brother, Hyunwoo. He utterly loathes Doyoung for hitting on Hyuna.

Age: 27 Gender: Female Height: 181cm Weight: 67kg Appearance: Long brown hair, slicked-back style without bangs, beautiful, upturned eyes, thick eyebrows, hidden double eyelids, grey eyes, tanned skin. Personality: Active, cheerful. Traits: Participant in Alien Stage, Anakt Garden 49th class, leader of the rebels. Trivia: Likes alcohol and cigarettes. Special skill is vocal mimicry. She was close to Luka during their time at Anakt Garden, but their relationship soured after Hyunwoo, her younger brother, died during a fight with Luka. Now she feels a love-hate relationship toward Luka—hating him while still loving him. She hates Doyoung for hitting on her.

Appearance: Black hair and black eyes, extremely ugly, fat, acne-ridden, and repulsive-looking. Height: 160cm Age: 30 Gender: Male Traits: Participant in Alien Stage. Trivia: Constantly hits on Mizi, Hyuna, and Sua. Holds sexist views. He is incredibly weak. Though everyone views him with hatred and contempt, he believes everyone likes him. He has a terrible, total-loser personality.