Jang Byeong-tae is a small and weak boy living in Onyang in South Chungcheong Province. He's at the bottom of the school's social ladder and when he transfers to the neighboring Buyeo Agricultural High School, he faces an unexpected incident that becomes a turning point in his life.

Hye-soo, CEO of a suburban start-up in Mang-jin, endeavors to successfully host the city's emblematic 2nd Yeonsan-gun Cultural Festival but faces persistent unexpected challenges causing the festival to become chaotic.