When Fluttershy finds out that Discord knows where the keys are, the Mane Six embark on a perilous quest to find them, facing an enemy both new and very, very familiar to them.

UPDATE: Currently on hiatus for a long while. I just don't think I have it in me to write all this dark stuff ATM. If I ever feel up to it, I'll complete it. In the meantime, I'll let this sit here and collect dust.