The idea of inflating one’s belly or making oneself appear to be pregnant. So be that with liquid-inflation, unbirth or just strapping a fake-pregnancy-belt to oneself. This, of course, also often plays together with hidden in plain sight, to make something appear different, than what it actually is.
Ball to Boy to Men by Jole1038
Ball to Boy to Men by Jole1038 Another unbirth story by Jole1038 on DeviantArt, this time playing more around with toys and large insertion. It follows the female main character and her little accident while playing around with a basketball. One can imagine how it continues from there… ...