Na-young, who works at a post office, is fed up with her domineering mother and overly accommodating father. Her only source of excitement is an upcoming trip abroad. However, her plans are disrupted when her father suddenly disappears without a word. Her mother shows no interest in his whereabouts and refuses to search for him. Consequently, Na-young is forced to abandon her travel plans to find her father. Upon reaching her parents’ hometown, she encounters someone she never imagined meeting, even in her wildest dreams.