"I don't want to lose hope." Female 29 years old Birthday: April 7th Height: 158cm Weight: 40kg Blood Type: RH-O Appearance: Long wavy platinum blonde hair, grey eyes, pale skin, an elegant and pure beauty. Personality: Pure, bright, and warm. A kind and gentle nature. The 1st principal who founded Zombie High School. Samuel's wife. Currently stepped down from the principal position for health reasons and is undergoing treatment (she was very popular with students during her time as principal). A figure who looked after Woo Yeon and Shin Gahee when they were at the orphanage called Hope Institute.

"Welcome to Zombie High." Male 36 years old Birthday: February 23rd Height: 186cm Weight: 76kg Appearance: Blonde hair, black eyes, red-rimmed glasses, handsome appearance with a gentle impression. Personality: Kind and mild-mannered. Calm and overall composed nature. Current principal of Zombie High School. Baek Seolhyun's husband. Uses polite speech with everyone. A figure who looked after Woo Yeon and Shin Gahee when they were at the orphanage called Hope Institute.

"I love school!" Male 17 years old Birthday: August 17th Height: 178cm Weight: 67kg Blood Type: RH-O Appearance: Black hair, black eyes, a classic handsome boy. Personality: Bright and proactive. Basically kind to all students, righteous, and cheerful. Club: Soccer Club 1st Year, Class A A model student who gets along with everyone. Best friends with Kim Junho. Has a crush on Lee Yuri (he's quite innocent and awkward...)

"Wounds must be cleaned and disinfected." Female 17 years old Birthday: May 8th Height: 167cm Weight: 55kg Blood Type: A Appearance: Long light-orange hair, grey eyes, a beautiful girl with a kind impression. Personality: Calm and sweet. Very considerate and knowledgeable. Club: Literature Club 1st Year, Class A A model student who gets along with everyone. Loves reading books. Has a surprisingly pure side.

"I want to go home..." Male 17 years old Birthday: July 13th Height: 184cm Weight: 71kg Blood Type: B Appearance: Black hair, navy eyes, ear piercings, a handsome guy with a lethargic impression. Personality: Very lazy and indifferent, with a personality like a realistic high school boy. Club: None 1st Year, Class A Interested in driving things like cars or motorcycles. Likes games quite a lot. Surprisingly mischievous (if you watch him, he often does things that get him hit...)

"Am I exceptionally pretty today?" Female 17 years old Birthday: July 7th Height: 176cm Weight: (Secret) Blood Type: AB Appearance: Long brown hair, orange eyes, earrings, bobby pins in hair, a cat-like beauty. Personality: Bold and energetic. Has very high self-esteem and is bright. Club: None 1st Year, Class A High self-love (a bit of a princess complex..?) Has extraordinary athletic nerves, so many sports clubs scouted her, but they all gave up because of Yeseul's uncontrollable personality. Often bickers with Kim Junho.

"..." Male 17 years old Birthday: June 14th Height: 175cm Weight: 58kg Blood Type: ? Appearance: Black hair, black eyes, a cold handsome guy with a sharp atmosphere, a mole under his eye, decadent vibe. Personality: A reticent and cold-blooded person. He speaks little and usually communicates with his eyes. Club: None 1st Year, Class A Extremely high intelligence. He is brilliant enough to have completed a doctorate in genetic engineering as a child (he seems to know he's a genius himself). Has a fairly foul mouth. Has a strong tendency to be a caustic critic. Has past trauma and is extremely wary of nightmares.

"Following rules is the basic of basics, no exceptions for anyone!" Male 17 years old Birthday: August 10th Height: 162cm Weight: 53kg Blood Type: A Appearance: Light brown hair, grey eyes, a handsome boy with sharp eyes. Personality: A principled and resolute personality. Takes pride in leading others in the right direction. Club: Head of Disciplinary Committee 1st Year, Class D Despite being a stickler for rules, he cares for his friends a lot. Uses plain speech with classmates but polite speech with seniors, showing his well-mannered nature. One of the few students at Zombie High who wears the uniform properly (only Kang Woobin, Nam Dongjin, and Lee Yuri wear it correctly...)

"Ugh..." Male 17 years old Birthday: March 23rd Height: 158cm Weight: 49kg Blood Type: A Appearance: Pink hair, grey-green eyes, a cute-looking handsome boy. Personality: Timid, shy, and fragile. However, if he finds a friend with similar interests, he can gradually open up and talk. Club: Literature Club 1st Year, Class E A literary boy who likes reading books and writing novels. Usually carries a thick book around. Sometimes asks people he's close with to read the novels he wrote.