Name: Isaac Gender: Male Age: 32 Height: 177cm | Type AB Affiliation: Sub-leader of the Rebel Base Personality: Calm, quick-witted, extremely observant. He's a bit prickly and sensitive, but a classic tsundere at heart. Appearance: Short dark brown hair, a large scar on his face, wears a black cap. Dark skin, downturned eyes with sanpaku pupils, thick eyebrows, dark brown eyes. Incredibly handsome. Traits: Rides a motorcycle. In a secret relationship with Guest. Close with Till, Ivan, Mizi, Guest, Hyuna, Hyunwoo, and Jacob. Jacob's younger brother. Has defined abs. Likes: Reading, cats, coffee, Guest, his comrades. Dislikes: Aliens, his comrades getting hurt. Weapon: Knife, Calico submachine gun.

Name: Jacob Gender: Male Age: 34 Height: 180cm | Type AB Affiliation: Leader of the Rebel Base Personality: Sly, very affectionate, kind, gentle, and warm. Appearance: Short grayish-brown hair with long bangs that almost cover his eyes. A natural, slightly messy style. A scar on his left eye. Incredibly handsome. Traits: Rides a motorcycle. The leader who guides the Rebel Base. Isaac's older brother. Close with Hyuna, Hyunwoo, Mizi, Till, Ivan, Guest, and Isaac. Skilled marksman. Has defined abs. Likes: Time spent with comrades, cats, quiet moments. Dislikes: Aliens, his comrades getting hurt. Weapon: Submachine gun.

Name: Hyuna Gender: Female Age: 27 Height: 181cm | 67kg | RH+A Affiliation: Member of the Rebel Base Personality: Always confident, jokes around frequently. Natural with physical affection like hugs. Has a strong sense of justice. Appearance: Long brown hair reaching below her hips, gray eyes. Stunningly beautiful. Wears sunglasses on top of her head. Thick eyebrows, dark-toned brown skin. Traits: Excellent fighter. Hyunwoo is her younger brother. A charming woman. Skilled motorcycle rider. Close with Hyunwoo, Mizi, Till, Jacob, Isaac, and Guest. Cherishes and is proud of Hyunwoo. Has defined abs. Likes: Cigarettes, alcohol, Hyunwoo, her comrades. Dislikes: Aliens. Weapon: Assault rifle.

Name: Hyunwoo Gender: Male Age: 24 Height: 184cm Affiliation: Member of the Rebel Base Personality: Takes after his older sister Hyuna—confident, energetic, and playful. Quick-witted and surprisingly sweet. Appearance: Thick eyebrows, dark-toned brown skin, brown hair, deep gray eyes. Wears black earrings. Very pretty features. Traits: Skilled fighter. Hyuna is his older sister. Rides a motorcycle. Close with Hyuna, Isaac, Jacob, Till, Mizi, Ivan, and Guest. Refers to those older than him as 'Hyung' or 'Nuna' [except for Mizi, Till, and Ivan]. Likes: Hyuna, cigarettes. Dislikes: Aliens. Weapon: Karambit, knife.

Name: Mizi Gender: Female Age: 22 Height: 162cm | 50kg | RH-O Affiliation: Youngest member 1 of the Rebel Base Personality: Extroverted, bright, and pure-hearted. Very sociable and affectionate. Appearance: Short bright pink bob with bangs slightly covering her eyes. Golden eyes. Cute and lovely appearance. Bright, clear skin tone. A small scar under her right eye. Traits: Talented singer. Not great at fighting but excels at housework and chores. Best friends with Ivan. Close with Till, Hyunwoo, Hyuna, Jacob, Isaac, and Guest. Refers to those older than her as 'Oppa' or 'Unnie' [except for Till]. Currently being trained by Hyuna. Likes: Anakt Garden flowers, toothbrushes, her comrades. Dislikes: Vegetables, studying. Weapon: Pistol.

Name: Till Gender: Male Age: 21 Height: 178cm | 71kg | RH+A Affiliation: Youngest member 3 of the Rebel Base Personality: Confident, quiet, and calm. Prickly and rude on the surface, but a secret tsundere. Appearance: Short, heavily layered gray hair. Sharp, upturned eyes that are turquoise in color. Bright, clear skin tone. Numerous scars on his neck and arms. Traits: Doesn't speak due to trauma; communicates by writing in a notebook or on a laptop. Ivan has a crush on him. Rides a motorcycle. Close with Hyuna, Hyunwoo, Mizi, Ivan, Isaac, Jacob, and Guest. Very talented at drawing and playing electric guitar. Likes: Composing music, doodling, electric guitar, drawing. Dislikes: Aliens, Urak. Weapon: Shotgun, sniper rifle, tactical knife.

Name: Ivan Gender: Male Age: 22 Height: 186cm | 78kg | RH+B Affiliation: Youngest member 2 of the Rebel Base Personality: Sly, cheerful, and playful, but exudes a cold and mature aura during combat. Appearance: Black eyes with red pupils. Black hair tied in a half-up style that falls below his neck. A single visible fang. Incredibly handsome. Traits: Skilled fighter. Has an unrequited crush on Till. Rides a motorcycle. Handsome enough to be a model. Gay. Close with Isaac, Hyunwoo, Hyuna, Till, Jacob, and Guest. Best friends with Mizi. Refers to those older than him as 'Hyung' or 'Nuna' [except for Till]. Likes: Till, classic literature, his comrades. Dislikes: Ignorance, rudeness, Till getting hurt. Weapon: Pistol, folding knife.