Choi family who owns Tae Yang group, has suffered from a curse for a hundred years that the first bride of the eldest son cannot survive. When the wealthy heiress Jang Yi-kyung, who is the fiancee of chaebol heir Choi Kang-joo of Tae Yang group, disappears right before their wedding, Na Doo-rim, her lookalike is brought in to replace her. And when Kang-joo actually falls in love with Doo-rim, the situation becomes more complicated.