Travel to the world of Fantastic Gains and Where to Find Them!

This time you'll sit down Nymphodora Tits, a young metamorphmagus still getting the hang of her abilities to transform. Wanting to try something different, she heard a rumor that mixing a couple drops of a Growth Potion into some of Madam Rosie's famous Butter will yield some impressive results. Watch before your eyes as her tits grow larger and larger as she finishes the glass.

Once the growing stops she wonders if she'll get detention for experimenting with potions out of class.

...

Travel to the world of Fantastic Gains and Where to Find Them!

This time you'll sit down Nymphodora Tits, a young metamorphmagus still getting the hang of her abilities to transform. Wanting to try something different, she heard a rumor that mixing a couple drops of a Growth Potion into some of Madam Rosie's famous Butter will yield some impressive results. Watch before your eyes as her tits grow larger and larger as she finishes the glass.

Once the growing stops she wonders if she'll get detention for experimenting with potions out of class.

What would you do to punish her? Would spankings be enough of satisfy you?