Jang Mi who became a hostess to overcome poverty after giving up college, gives Woo Yeol a ride one day. She finds out about his disillusionment through his friends and the two become inseparable. Jang Mi and Woo Yeol lead a dream life together. She becomes pregnant and he gets a job at a big company. But he betrays her when he finds out that Eun Joo who had a crush on him in college is the company president's daughter. Seven years later, Jan Mi and her son live the good life in a port city. She runs a salon. But when Ji Hoon, her son, wants to find his father, she sends him to Woo Yeol. Woo Yeol's happy family becomes disturbed by Ji Hoon's arrival.