The Ups and Downs of Life

The female protagonist Yu Xiaoqing passed away suddenly, and the police determined it to be suicide. However, the case was full of doubts. The male protagonist still could not believe that the female protagonist would commit suicide, so he decided to conduct a secret investigation to find out the truth. In order to investigate the case, he entered the company where his wife was alive and learned that a project was related to his wife's accident. After a bizarre business case, they dug up a shocking case and discovered the true identity of the female protagonist. Is Yu Xiaoqing dead or alive...