Possible Clues:

• Like shunga woodblock prints
• Like some fan fiction
• Bloke digesting books of sexually explicit nature?
• Like "Fifty Shades of Grey"
• Like amatory literature
• It's stimulating to be back in Eric's embrace
• Like some writing of Anaïs Nin
• Like art that might offend prudish sorts
• For rousing passion, unfinished symphony by Beethoven eclipses his fourth
• In centre it's flipping hot