You sneak out during class to go have a mid-day romp with (transported to the EqG Universe) Twilight, who happens to have A large purple horsecock.

Second person.

Another very fetish-y fic. All characters are over the age of 18 years old.

Contains: EqG Twilight (transported from Equestria), Earth Human you, Futa, Horsecock on Human, Futa on Male, Bathroom Sex, Slight Autofellatio, Hyper cock, balls, Detailed COCK TRANSFORMATION

Inspiration pics (numbers on derpibooru, since they're both explicit: 1013689, 859220 (Also cover pic, it's VERY explicit), source is at derpibooru.