Oh Hae-Young (Seo Hyun-Jin) is dumped by Han Tae-Jin (Lee Jae-Yoon) on the day before their wedding. She is unable to tell the truth about what happened and lies to others about what happened. She works as an assistant manager for a company’s restaurant division. She pretends that nothing happened.
Meanwhile, Park Do-Kyung (Eric) is a popular sound engineer. One year ago, he was supposed to marry Oh Hae-Young (Jeon Hye-Bin), but she did not appear at their wedding. He became desperate. Later, he hears from his friend Lee Jin-Sang (Kim Ji-Suk) that Oh Hae-Young is about to marry Han Tae-Jin. Park Do-Kyung gets drunk and places her fiancé in a difficult predicament. Park Do-Kyung is unaware that the fiancé is about to marry another woman named Oh Hae-Young. The fiancé is soon imprisoned and right before his imprisonment he lies to Oh Hae-Young. He tells her that he does not love her anymore, but he also vows to take revenge on Park Do-Kyung. For his part, Park Do-Kyung soon has visions of a woman he has never met. He soon realizes the woman is another Oh Hae-Young.