If your focus is on the "Libertine" aspect, you are likely looking for works documenting the life of the . His life was famously adapted into the film The Libertine starring Johnny Depp.
This is the most searched "Invisible" book in recent years. It is a powerful contemporary novel that deals with the harsh reality of bullying through the eyes of a child who wishes he could literally become invisible to escape his tormentors. El Libertino Invisible Pdf