After chugging down the vial, her body becomes more and more of a slime quite fast. Within a few minutes, she has been fully transformed into a slime girl. However, there is more than meets the eye, or vial in this case. On the back of it, there was a note, saying "Do not come in contact with any liquids, for they will be absorbed into the body. Said liquids will then be able to boost your size in your choice."
Unaware of this, she planned on taking a good, long bath to help herself get used to the body. And perhaps after that, she might go take a swim somewhere, anywhere.
She begins to fill up her abnormally large tub with water. Several minutes pass, and it is finally full.
She steadily lowers herself into the tub and begins to relax.
And then...