When they saw me transferring to Seoul overnight, did my friends feel regret or envy?" Shinbi, a local resident who has lived in the same place for 17 years, has to move to Seoul against her will because her older brother Shinhye is transferring to a preparatory school. Away from her familiar place, she encounters a new environment and new people... Shinbi, who is meeting everything for the first time, misses her old neighborhood. Will Shinbi be able to overcome her emotional changes in this rapidly changing environment? The tumultuous growth story of high school students on the verge of adulthood!