Bringing sexuality to light has been very positive although, like everything else, it also has its shadows: today we are paying a very high price for the lack of rigor of the information that is disclosed, especially when it is absolute sentence when dealing with some themes. The frustrations and anguish generated by the lack of knowledge of sex are forgotten, and only certain myths are discussed, three or four, but misconceptions that are still valid are not delved into. If someone remembers today that not so many years ago we children were assured that masturbation caused alopecia, disbelieving smiles arise but, on the other hand, there are other false beliefs that are still deeply rooted and still seem undoubted truths. This novel introduces us to the world of human underworld