Once Upon A Time, There Was A Prostitute Called Maria

Once upon a time, there was a prostitute called Maria. Wait a minute. "Once upon a time" is how all the best children's stories begin and "prostitute" is a word for adults. How can I start a book with this apparent contradiction? But since, at every moment of our lives, we all have one foot in a fairy tale and the other in the abyss, let's keep that beginning.

Once upon a time, there was a prostitute called Maria

~Eleven Minutes by Paulo Coelho