Song Gun Woo has been living a double life with two women for the past six years. He is married to one woman, Sae Young, and the other woman is his mistress, Suh Kyung. Sae Young is a woman who gets very emotional and cries very easily when someone does great things or say sweet things to her. She wanted to have the perfect marriage, but her husaband and her had difficulty in making a child. She gets shocked after finding out that her husband has been living with another woman.