Patient zero enlargement experiment

A very flat chested Lilith has decided to undergo medical experimentation by being the first patient to test a new treatment to enlarge her bust. One of the stipulations of undergoing the medication trial is that she must record herself immediately following her first dose. In an attempt to document her findings- one of the reported side effects begins to take hold: Increased Sexual Arousal. With this new found hunger for release, Lilith finds that not only is the medicine working– but her breasts grow larger with every orgasm