Flash Marriage: Rich Dr.

The male and female protagonists got their marriage certificate together at the Civil Affairs Bureau. A few years later, the female protagonist was hired by the male protagonist's hospital. The male protagonist returned to Jiangcheng. At first, the male protagonist did not know that the female protagonist was his wife. After many tests, the female protagonist became the male protagonist's secretary. The male and female protagonists were constantly given various opportunities but could not meet. In the end, they wanted to get a divorce. Only then did he realize that the female protagonist was actually his wife.

Synopsis from DramaGo.