Demon in a Box by Aaron Pery
Price: $2.99 USD. 13280 words.
Published on October 24, 2012. .
When Professor Peter Heller, an expert in ancient Mid-Eastern languages, unravels the opening code of an old small box that he had bought at an antiques' shop, he is utterly surprise when a scantily dressed woman pops out of it.
Yasmin, as she calls herself, admits to being a fallen demon and declares that she will become his utterly devoted slave for releasing her from a very long confinement.