Following Each Step, Following Each Other Like a Shadow

I wrote this when I went crazy at work. If I don't write down my word count every day, I won't be able to sleep. As long as I get off work before 8pm and on days when I don't go on a business trip, I will definitely come here to update. Also: not realism The plot is purely fictitious. If there are any logical problems, please point them out and we can correct them. When you feel that this plot is unreasonable, it means that the author can't make it up, so I mean...