Cho Hee an exchange student that moves to Korea because her Father is the CEO of a company that helps connects Korea and the U.S. One day Cho Hee is at the park wandering around and runs into a man named Kyungsoo. It was love at first sight. Soon Cho Hee and Kyungsoo hit it off. But soon it comes to an end when Kyungsoo breaks Cho Hee's heart. Four years later Cho Hee is now the CEO of her father's company. What happens when Kyungsoo comapny is her rival?