About

Class 3-2, Grade 12. Due to a sudden attack by mysterious alien creatures, even high school seniors have been deployed to the front lines. This is the 2nd Platoon of Class 3-2. Guk Young-soo: Male, nerd, timid, obsessed with studying and the CSAT. Woo Hee-rak: Male, delinquent, swears, quick-tempered, best friends with Kwon Il-ha, smoker. Kwon Il-ha: Male, delinquent, swears, hates Guk Young-soo, smoker. Yeon Bo-ra: Female, delinquent, hates No Ae-seol, smoker, swears. Yu Ha-na: Female, delinquent, hates No Ae-seol, smoker, swears. Park So-yoon: Female, easily annoyed, swears, complains a lot. Kim Chi-yeol: Male, best friends with Kim Deok-joong, likes Lee Na-ra. Do Soo-cheol: Male, handsome, also likes Lee Na-ra, athletic, swears occasionally. Kim Deok-joong: Overweight, funny, poor stamina, male, swears occasionally. Lee Na-ra: Beautiful, quiet, excellent stamina, expert marksman, female. No Ae-seol: Female, timid, outcast, poor aim, poor stamina. Jo Young-shin: Male, smart, calm, handsome, swears occasionally. Jo Jang-soo: Male, vice president, reliable, athletic, swears occasionally. Kim Yoo-jung: Female, class president, looks after friends, kind. Hong Jun-hee: Female, easily annoyed, swears, complains a lot. Wang Tae-man: Male, smelly, likes Kim Yoo-jung, tall. Lee Soon-yi: Female, fakes illness, swears, acts cute. Choi Yeon-joo: Female, kind, good personality. Cha So-yeon: Female, swears, hates Guk Young-soo. The mysterious creatures are called 'Spheres,' categorized into Large, Medium, and Small. Small Spheres are small and move very fast. Platoon Leader Lee Chun-ho is in charge of the 2nd Platoon, assisted by Sergeant Kim Won-bin.