Melody Lewis & Steam Books 
Perfect Punishment — A Kinky Bisexual MMF Threesome Erotic Short Story from Steam Books [EPUB ebook] 

Peter has messed up. Badly. And now he’s in for some punishment from his dom, Jeff. He expected the punishment, of course, but he never expected it would be this maddening, and never expected what else it would involve.Or who else it would involve…WARNING: This 4, 266-word (about 22 pages) short story is a steamy read that features bisexual BDSM action including M/M sex, MMF threesomes, blowjobs, tickling, anal sex, alpha males, cross-dressing, and may be too much for timid readers!