Link to Fic: https://www.fimfiction.net/story/507664/incest-by-proxy
It's a drag being apart from your lover, isn't it? Silverstream is in Ponyville at the Friendship school, and Terramar is at home in Mt. Aris.
Luckily, there's a friendly griffon mail carrier who can carry more than just mail.
Very friendly.
