When an erotic manga artist came across a playboy coworker and discovered his secret and blackmailed him to helping her, who knew things would become steamy in the long run. This was actually kinda cute. I don't like the art style that much but the story kept me reading more.
Oshiete yaruyo mitaina Kimochiii Koto -Kouhai PariPi ha Moto Ninki Doujin Sakka-