Image imported from derpibooru
Original Description:

Sombra’s Final Lesson:
For two years the former villain Sombra has been living under house arrest in the crystal palace undergoing royal friendship lessons but a moment of utter passion carries all three of them into a new lesson together. Can Sombra finally learn to hold power over another in a loving caring way? Or will he reveal his old villainous self?
If this story sounds interesting check it out on Patreon. The first 25 pages are available for supporters, as well as 63 pages of my parallel project A Better Man.
www.patreon.com/bucked