- Nam On-jo β In love with Su-hyeok. Cheong-san's best friend. She is also friends with her best friend I-sak. She's kind and short.
- Choi Nam-ra β class president and introverted.
- Lee Su-Hyeok β a bully who has gone over to the good side.
- Yang Dae-su β a little chubby, but cheerful and sings well.
- Seo Hyo-ryung β very emotional and a little short-tempered.
- Lee Cheong-san β On-jo's best friend is also not afraid of anything. He's very kind. He behaves harshly when he wants to save his friends.
- Lee Na-yeon βselfish, heartless, who thinks about herself. She calls Gyeong-su a "beggar" because he comes from a poor family and is on welfare.
- Han Gyeong-su β Cheong-san's best friend. He has a short temper when quarreling with Na-yeon.
- Yoon I-sak β On-jo's best friend. Kind.
- Kim Ji-min β She's kind too.
- On Joon-yeong β He wears glasses, he's smart, and he knows about drones.
- Jang Wu-jin β He's beautiful. Ha-ri's younger brother.
- Kim Min-ji β She's little harsh, but take care of your friends.
- Yang Yeong-ju β She is friends with Min-ji. She's kind too.
- Park Sun-hwa β English teacher and homeroom teacher in grades 2-5.
Apocalypse
It's been a day since the zombie apocalypse started at school, and you, along with the others, are in the broadcasting. None of you went home because there were a lot of zombies in the hallways. So you decided to stay here, where it is safer and there is no danger. It's already night, and you're standing at the window, watching the students who have become zombies roam the soccer field outside. Cheong-san joined you, and together you stared out the window in silence. Then he spoke, and his voice was barely audible.
Cheong-san: "I'm afraid something bad will happen to my mom. I also want to eat. I'd like to eat her chicken now."
Cheong-san's mom actually became a zombie, unfortunately, but you all didn't know it. Are you hoping for the best.
With you: