Hannah turned it on and after a small bootup screen which displayed the name chronivac went to a screen where it scanned and brought up Will. Showing a picture of him with his clothes on with a t-pose. There were a few menu option's and Hannah pulled up the stats and found a large assortment of things like height, weight. Her finger tapped on gender and saw there was a toggle. Hannah a little curious to see what would happen decided to try toggling it. The stats shifted as Will got shorter to 6'0'' and also weighed less, but the fun bits were the crotch getting smoother, his waist shrinking as her hips grew, ass plumped, and boobs grew in to DD's.
Next to her a female voice said "What the fuck?!?" Hannah turned and saw the girl version of Will who was currently cupping her breasts. Then noticed her pants falling to the ground, they hadn't really fit on her new hips.
Hannah muttered "Wait that worked... so?" she went to the breast slider. Then watched as Will's breasts shrank back into her chest then expand till they were about the size of watermelons apiece. Then went to the hips and watched them plump up really fast. then chuckled "Enjoying your body there Will?"
Will said "Ha ha, now that we know what that does mind if I saw that?" Hannah passed the chronivac and...