Twilight, diligent scientist that she is, has created a spell which can switch the gender of a pony far faster and easier than any made before, but she needs a test subject. After convincing Fluttershy to help her out, Twilight casts the spell and ends up with a cute stallion on her hands.

What could possibly happen?

Contains: TG, Anthro, The old library, Non-Alicorn Twilight

Edited/Proof-read by Deprave, who has also written some good (albeit dark) stories! Check 'em out!