The Park Incorporation was corrupt by the Min Incorporation. So Mr. and Mrs. Park decide to ask help to their best partner in business, which was Mr. Park's bestfriend since childhood. The Jung Incorporation. The Jung family has a stubborn child. Named Yonghwa. The Jung family , only will help them in one condition. That one of the daughters of the Park family will marry to his stubborn son. And the the Park family does'nt have a choice so they agree.

What will happened to Yonghwa when his unknown fiance treated him her the best enemy ?