Taek Il recklessly leaves home, defying his mother who asks him to go to college. In the unfamiliar neighborhood, he happens to get a job as a delivery man for a Chinese restaurant, where he mingles with new people such as Geo Seok, a chef, and Kyung Ju, a boxer. Meanwhile, Sang Pil, a friend of Taek Il, enters the private loan business to make money. At first, it seems easy to make a big fortune, but soon he finds himself in pain as he faces unexpected things. Two boys in stormy period are becoming real adults as they experience a world that doesn't go their way. Adapted from the original webtoon of the same title.