A heartbreaking first love story of a man who was destined to be the fate of two women who were bus guides in the 1980s, and a melodrama-comedy of shining youths who were destined to be brilliant.

After ten years, a loyal employee is framed for embezzlement, then murdered by his employers, only to be reborn as their youngest son, with a yearn for revenge guiding his hostile takeover.

Set in the constitutional monarchy in an imaginary South Korea, South Korea's Crown Prince Lee Jae Ha is forced to join the World Officers Competition, WOC, by his brother. There, he meets North Korea's strongest female devil instructor Kim Hang Ah.