how about Pig Tales; a Novel of Lust and Transformation
http://www.amazon.ca/Pig-Tales-Novel...transformation
Pig Tales tells the story of a young woman who lands a position at Perfumes Plus, a beauty boutique/"massage" parlor. She enjoys extraordinary success until she slowly metamorphoses into. . . a pig. What happens to her then overturns all our ideas about men, women, and beasts. An overnight phenomenon in France, selling three thousand copies a day