This book tells the story of Jian Yan and Gu Yuan, who were together from high school through marriage. But after Jian Yan became pregnant, Gu Yuan lost control for a moment and slept with his secretary, Su Yan, who then became pregnant. What happened afterward led Gu Yuan to discover that Su Yan had a special relationship with his mother, Chen Yue. In the end, Gu Yuan reluctantly married Su Yan, while Jian Yan married the doctor Ye Chen and had another child. None of them found happiness, and everything that happened left them with pain etched deep in their hearts.