And things go where was perhaps inevitable.
(Click on the image for larger size.
Invisible Girl, Heroine: Chapter Two, Page Nineteen written and commissioned by Dr. Faustus of EroticMadScience.com and drawn by Lon Ryden is published under a Creative Commons Attribution-NonCommercial-NoDerivs 3.0 Unported License.)
Found at Russkere’s blog Rule 34 Strikes Again!. (And again and again.)