After seven years of sacrifice, Ye-won is betrayed by her boyfriend and publicly humiliated when he chooses to marry his wealthy benefactor. On the same day, she enters a contract marriage with Tae-jun, the CEO of Kanghan Group. Returning as the group's powerful mistress, Yewon turns the tables, revealing her true identity as the real owner of the Sera Group, and beginning her revenge. 한국 작품이 아닌 외국 작품은 오뜨랑에서 번역 버튼을 통해 실시간 한글로 번역해서 한글 줄거리도 볼 수 있습니다.