A sunny senior at law school falls in love at first sight with a cool, aloof freshman. But how could a moon so bright shine for only one person? Her rivals are all impressive. After many twists and turns, the two finally end up together. After graduation, they become outstanding lawyers, but their work soon drives them into frequent arguments. He believes winning the case is all that matters, while she insists on upholding her principles. Neither will give in. Alongside the pressure of their careers, their families become the greatest obstacle between them. He comes from a happy, close-knit family, while her parents are divorced, and she has a younger brother who is not related to her by blood but has always taken advantage of her. In the face of reality, the vows of eternal love they once made seem like a joke, and the two eventually part ways. Years later, they meet again at a college reunion. She is still as beautiful as ever, and he wants to win her back. But the icy mountain that once crumbled for her has risen again, keeping him at a distance.