The story follows the turbulent third year of marriage between Prince Xuan Ye Mufeng and Qin Wan'er, the prime minister's legitimate daughter. When the prime minister is falsely accused of treason and sentenced to death, Ye Mufeng breaks his marriage vows, violating the promises he made to Qin Wan'er. His actions, including his mistreatment of her, indulgence in a courtesan, and the death of her child, push Wan'er to her breaking point. Heartbroken, she fakes her death and escapes the palace with the help of the new champion, Gu Lingyun. However, Ye Mufeng soon discovers that Wan'er was the benefactor who saved his life years ago. Now, desperate to win back her love, he begins his pursuit of his estranged wife.
