The factory lost buttons. What TV series does the boss want to search?

The factory lost a button, and the boss wanted to find it. That's the TV series "My First Half Life". In the TV series The First Half of My Life, Guan Xiaotong plays the heroine Ruan Wanwan who works in a factory. Because of a little thing, she was fired from the company and accidentally dropped a button before leaving her job. She was suspected of stealing by the boss of the company and asked for a search. This is also an important plot in the play, which lays the groundwork for the development of subsequent plots. The play is an urban emotional drama directed by Qing and starring Guan Xiaotong, Ma Yili and Jin Dong.