v9 p1
~17% Not a correction per se, more of a suggestion:
No cameras would be present, and all who had contributed were invited, regardless of status. This was especially relevant to those who were very behind the scenes. I was sure there were many people involved who I had just never met.
I'd suggest you use the more traditionally grammatically correct whom here. Nia speaks in quite a formal, educated voice when wearing her "noble" mask, as she seems to be doing here. Also "Whom" is used later in the chapter:
These were all things I’d felt in the process of my journey. I was certain that I had reached the top. I couldn’t remember with whom I had fought or what manner of fight we’d had.