Five high school alumni gather in the camp for a long time. Among them, ordinary office worker ‘Jinyoung’ and outsourced broadcaster PD Hyun-seok are Roh bachelor. On this camping, ‘Surami’ and ‘Jisuk’ are brought together, saying ‘Surak’ is the younger brother. The camping atmosphere gradually ripens during the first meeting, and as time goes by, subtle air flow is formed between ‘Jinyoung’, ‘Hyeonseok’ and ‘Jisuk’. The intertwined relationship of the three, and what he and she wanted to hide gradually reveal.