Keeping secrets in a relationship is dangerous and risky, but everypony does it. But when you lie about what you are... Written for the X Becomes a Changeling May Prompt.
Vinyl and Octavia have been dateing and living to gether for a long time. Everything is great but Octavia is a changeling.Will the other changelings ever catch up to her, will Vinyl find out, will Lyra and Bon Bon get sound proofing for their room?
Pinkie Pie and Sweetcake should be living happily ever after, despite the fact that some ponies in Ponyville aren't entirely pleased to have a changeling around. But it turns out that angry townsponies are going to be the least of their problems
The victory over Queen Chrysalis has left a single changeling stranded in Canterlot, alone and broken. A certain pink pony is also alone in the Canterlot night. What will become of this unlikely pair?
The Crusaders find a young colt crying behind a bush and befriend him, but is there more to him than meets the eye? How will the fillies react when he reveals his true identity? Can they protect him from his own kind, or worse, from the Elements?
Fluttershy, with the help of Twilight, plans to tell her friends that she's a changeling, but when Fluttershy and Twilight are teleported to a mysterious forest, it seems the two won't be able to find their way home.