When Fluttershy farts in class, Gallus cums. Well, he can't have that happening again, so he seeks a solution that may just involve Silverstream.

Fetishes: Scat, farts, stink. Unf.

This was written as a legitimate attempt to make this kind of thing sexy for the intended audience, but hopefully some others can read it and still have fun. You know, like how kids' shows have jokes for adults despite being aimed toward children? This is supposed to be like that, except scat porn! Happy Hearth's Warming, everycreature!