“Aw, c’mon Tavi, I know you’re looking forwards to it! Just imagine what it’ll feel like with me rubbing against those adorable swelling flanks of yours%”
“Mmm, I suppose you do have a point%”
Always looking for more ways to have fun with her roommate, Vinyl one day happened to find a pair of rather unique custom-fit panties for sale. What makes ‘em unique? Well, they’re automatic custom-fit - no matter how big the wearer’s hips might be, they’ll never pinch too much, and will likewise never get too small and cause a wedgie. Of course, Vinyl being Vinyl, this gave her something of an idea~
Part 1 of 4 of a commission