Twilight, Fluttershy, Rarity and Cadence are excited that they will be having babies soon. Life would be perfect if it wasn't for the natural disasters that are happening all over Equestria. When Rarity goes into labor early, the friends are shocked to witness the birth of an unusual foal, one that is the first sign of the end of Harmony.
Rated T because it mentions a rape that doesn't happen on-screen.