The Library stretches from one end of the cosmos to another and there is an infinite amount to explore—genres, subgenres, micro-genres to study, waiting for your perusal.
The mystery still calls to you. Exploring the library has satiated your curiosity somewhat, but the idea of puzzling out whatever secrets the library holds is too enticing. The more you ruminate on the possibilities, the more it compels you. The air changes as soon as you make a definitive decision to solve this mystery; gooseflesh ripples beneath your skin. The hum that was always there grows louder, just barely intelligible. You can only make out a few words:
“Seek the hidden door.”
…
…
…
Will you seek?
> Yes.
> No.