Yong Dong-jin [28 yo] - Sergeant, special missions’ team military dog soldier, chasing enemy tracks, has a splendid past of when he was selected as the Army's most elite warrior soldier for the first time in the search party, and is now waiting for his discharge date.
용동진 [28세] - 병장, 적의 흔적을 쫓는, 특임대 군견병. 수색대대 최초 육군 최정예 워리어 군인에 선발되던 화려한 과거를 뒤로 하고 현재는 전역 날짜만 손꼽아 기다리는 말년 군견병.
Son Ye-rim [25 yo] - First lieutetant, the brains of the team that seeks the essence of the enemy, former member of the Women's University Corps, the current Lieutenant of the Special Rental Unit of the National Defense Command.
손예림 [25세] - 중위, 적의 본질을 찾는, 특임대 브레인. 여대학군단 출신으로 현 화생방 방위사령부 특임대대 중위.
Kim Da-jeong [44 yo] - A reserve sergeant guarding the DMZ, reserve of the Special Forces, 709 Special Missionary Special Forces Women's Middle School Women's Counterterrorism Team Leader and Contractor Resolver at the current DMZ Memorial.