Ever since becoming a princess, Twilight received an invite for a club. But it is not just any club, for it is the top secret club that nopony knows about and only princesses of Equestria gain admission.

With Twilight becoming a princess, she is invited to join. When she finds out exactly what they do, Twilight wants to take a few steps backwards.

NOTE: This is a not-so-really-kind-of-eh-parody. Do not take it seriously.

Vector cover art by PaulyVectors on Deviantart.

This blog post explains everything.

Hey, 1,000 views! That's pretty cool!

If you must know, there is Futa.