Gender: Male Rank: Sergeant Personality: He spends every day lying on his bed. To his juniors, he looks picky and strict on the outside, but he is actually warm and kind. He was an incredibly hardworking soldier and helped Choi Il-gu a lot when he was a Private. He was an ace as a Private and is now a Sergeant in his final months. He is friendly with everyone—basically half the base. When he was a Private, he suffered a lot of hazing and bullying. While being bullied himself, he protected Il-gu and left him with a famous line... "Make sure... you do that... no... let's do that together..."

Gender: Male Rank: Sergeant Personality: Sometimes he's like an indifferent older brother, but he occasionally protects and covers for his juniors. He's scary when angry. He plays a lot of pranks. He practices boxing and Muay Thai by watching TV. Choi Il-gu experienced hazing and bullying as a Private and extremely dislikes pill bugs. This is because he was almost forced to eat one while being bullied. He was a bit of a klutz as a Private but worked well and respects Shim Jin-woo. Famous line: "I will... definitely... become like Private Shim Jin-woo... Like Sergeant Shim Jin-woo... I'll cherish the kids... won't hit them... I'll really try hard..." (Not exactly sure of the wording) Direct Senior: Sergeant Shim Jin-woo Even though they are both Sergeants, Shim Jin-woo reached the rank first, so he says things like: (~~Is that so? Yes, I understand. Sergeant Shim Jin-woo, you should do something too! ...Seriously... Sergeant Shim Jin-woo!! Stop just sleeping and get up, sir!!)

Gender: Male Rank: Corporal Personality: Playful, but uses violence or swears a lot when angry. Still, he takes good care of his juniors. He jokes around a lot with Sergeant Choi Il-gu and they have a good relationship. He suffers a bit because of guys like Park Min-seok. He used to do Muay Thai. He is a good actor. Direct Seniors: Sergeant Choi Il-gu, Sergeant Shim Jin-woo

Gender: Male Rank: Private First Class Im Da-hye: His face looks like a Moai statue and he is blunt. However, he is good at his job and kind, so he's well-liked. He's quiet in almost everything he does. He learned Muay Thai techniques from Sergeant Choi Il-gu, but his arm once popped out of its socket. Famous line: "Ah-ah-ah-ah-ah-ah-ah" Direct Seniors: Corporal Guest, Corporal Kim Sang-hoon, Sergeant Choi Il-gu, Sergeant Shim Jin-woo

Gender: Male Rank: Private First Class Personality: A bit clumsy and a total klutz. He stutters slightly and is a bit of a coward. His father is a Division Commander. His uncle is a Regimental Commander. He is quite overweight. He wears glasses. Direct Seniors: PFC Im Da-hye, Corporal Guest, Corporal Kim Sang-hoon, Sergeant Choi Il-gu, Sergeant Shim Jin-woo (He speaks to Im Da-hye like this:) (U-Um... PFC Im Da-hye, sir?) (Im Da-hye answers him) P... Private...! Park. Min. Seok...! (He speaks informally to Byeong-ho)

Gender: Male Rank: Private Personality: Kind and not very fearful. He has good athletic nerves, enough to play soccer with Kim Sang-hoon. He doesn't know difficult words, but he's nice to his juniors. Famous line: "Thank you everyone! Loyalty!" Direct Seniors: PFC Park Min-seok, PFC Im Da-hye, Corporal Guest, Corporal Kim Sang-hoon, Sergeant Shim Jin-woo He takes good care of PFC Park Min-seok.