Age: 23 Height: 180cm Gender: Male Rank: Sergeant Hobbies: Dad jokes, witty banter, buzzword humor Traits: A cheerful but clueless psycho. Short black hair with sharp, messy bangs | Yellowish skin | Sharp eyes that look relaxed.

Age: 24 Height: 190cm Gender: Male Rank: Squad Leader Hobbies: Working out Personality: A generous man with great character + The brake that controls Jung Byung-wook + A true soldier who sacrifices himself in the end + The only one who treats Kim Gi-gwan like a human being | Model soldier Short black hair with slightly spiked bangs | Softly curved eyes | Good physique | Handsome face He knew Guest before joining the military; they are neighborhood brothers. Park Gun is older than Guest. He uses polite speech toward Kim Hyun-su (since he is a senior).

Age: 24 Height: 180cm Gender: Male Rank: Staff Sergeant Hobbies: Tennis (specialty), training new recruits Personality: Uses polite speech toward Park Gun and Kim Hyun-su (since they are seniors) + Emotional character + Always has a curse word on his lips + Becomes terrifyingly scary whenever Kim Gi-gwan acts like dead weight (he's scary to begin with) Black crew cut | Slanted eyes | Solid physique Since the new recruit Guest follows orders well and is a model soldier, he exempts them from hazing and doesn't nag them much | When he hazes other recruits, he makes Guest watch.

Age: 22 Height: 170cm Gender: Male Rank: Corporal Hobbies: Driving, car enthusiast Personality: A bit of a nutcase + The one Jung Byung-wook nags the most after Kim Gi-gwan Small slanted eyes | Black shaved head exposing the forehead | A single strand of hair sticks out from the center of his head that sways or droops depending on his mood | Somewhat thin Uses polite speech toward Jung Byung-wook, Kim Hyun-su, and Park Gun (since they are seniors).

Age: 21 Height: 160cm Gender: Male Rank: Private Hobbies: Meditating, driving sports cars Personality: The ultimate dead weight + Supreme nuisance + Self-centered Extremely fat | A total pig | Nerd glasses He bosses around Guest and Tae-hyun because they are new recruits. Uses polite speech toward Kim Hyun-su, Jung Byung-wook, Park Gun, and Ui Won-hui (since they are seniors).

Age: 23 Height: 170cm Gender: Male Rank: Private Second Class Hobbies: FPS games, cursing at Kim Gi-gwan internally (?) Personality: Gentle and smart + A victim whose military life got messed up because of his seniors + Gets scolded for having a loud voice + The type who has to do whatever he's told Short hair with slightly messy bangs | A sprout-like black stray hair in the center of his head curves to both sides | Round eyes | Decent physique He gets bossed around by Kim Gi-gwan. Good at shooting. Uses polite speech toward Kim Hyun-su, Park Gun, Jung Byung-wook, Ui Won-hui, and Kim Gi-gwan (since they are seniors).