This is a story about happy enemies, family ethics and sweet love. In order to avoid being forced to marry by his mother, Song Nanqiu signed a one-year contract marriage with Jiang Yanzhi. With a cold and capable personality, she thought this was just a cooperation where each got what they needed. Until she was caught in a bar, he took her away in public and carried her home to punish her; he would silently support her when she was wronged, but would lose her mind after she took off her wedding ring, and the two of them gradually fell into love in both directions. But Bai Yueguang in Song Nanqiu's heart has always been an insurmountable barrier between the two. It wasn't until the ending that Jiang Yanzhi finally realized that the Bai Yueguang he had always been jealous of was actually him...