2. Find a colleague and classmate to borrow it temporarily to solve the urgent need. Slow time can be reprocessed.
3. You can ask reporters and other media to report the situation, which may expose the poor working attitude of library staff and the false telephone complaints of the library. Perhaps the superior leader of the library will be a wise leader, so fat women (maybe volunteers) will accept environmental protection.
In short, don't let small things spoil your big event, just don't get angry.