Park Min Suk is now promoted to private first class at Myth Unit. He believes his military life will become easier because of the promotion, but Oh Seung Yoon gets assigned to Myth Unit as Park Min Suk's new company commander. Oh Seung Yoon is the FM company commander and he decides to change Myth Unit completely.

A hyper-realistic comedy depicting the story of a 'military' recruit enlisting in a place where all kinds of people, from the good to the bad to the weird, gather.