It's hard to say for certain. Sometimes stories like 'La Esclava Blanca' combine real-life elements with fictional creations to make an engaging narrative. You'd have to do some research to know for sure.
The book contains stories such as those of heroic quests, magical encounters, and personal growth. They all contribute to the overall charm and depth of 'El Libro de la Vida'.
I don't have enough information to say for sure. It could be fiction, or it could have roots in reality that have been adapted or exaggerated for a particular purpose.
Well, if we're talking about a 'pepa and silvia first time fanfiction', it might be important to consider the context within which this 'first time' is set. Is it their first time meeting, first time working together, or something more romantic? Without reading it, it's hard to say for sure. But often, a good fanfiction in this case would build up tension and anticipation before getting to the 'first time' moment, whatever that may be.
I don't believe it's true. Most of the time, when a story has a name like that, it's made up to capture our interest and take us on a fictional journey rather than being rooted in reality.
One interesting Pepa and Silvia fanfiction could be about their adventures in a magical forest. Maybe they discover a hidden realm and have to solve puzzles to get out.