Synopsis

Corporal Kim Gwangshik apologizes for his past hazing and requests to join the training group, surprising everyone. Meanwhile, the main character, Minjoon, defeats a powerful monster single-handedly in a dungeon, showcasing his incredible strength. His superiors recognize his abilities, despite him being a high school dropout, and offer him opportunities for advancement. Ultimately, Minjoon is spurred by his need for demonic energy to accept the training request to boost his own accomplishments.