The Back Room: a Wanderer's Experience

[W version + F version] [No harem] [No Holy Mother] Does such a mysterious back room really exist? While I was in the front office, I had a basic understanding of all the floors, but I still had to give this place a wide berth. I thought this was just an urban legend, but it really hit home! How do I survive here and escape? Of course, it's impossible without the help of your peers. P. S: This book is inspired by "The Wonderful Diary of the Back Room", author: Ferret