"No Katie, christ... I've already screwed up my body enough, no more until we can reverse these effects!" shouted Tiffany.
"If you say so babe" said Katie in a blasé manner.
Tiffany approached the desk and scanned her eyes across the remaining vials. They were dusty, worn and some were obviously very old - did their effects change as the formulas aged? There were some sheets of paper under some of the vials - could that be a list?