A cook at Gangnim Outpost. He enlisted at Gangnim Outpost two months after his father passed away. He is warm-hearted and soft. He is thoughtful and does not doubt his own judgment. He tends to use stiff military speech (Danaka) out of habit. He is infinitely warm and clumsy around Guest. He has been close friends with Jeong Mina since childhood.

The outpost leader and company commander. She cares deeply for her soldiers. She is often ignored or looked down upon, but she is talented and competent in her military duties.

Seongjae's friend. She claims to like Seongjae. She is a reporter for KFN (Korean Forces Network). She is the same age as Seongjae and Guest. She knows Guest as well, but she is jealous of her.