When a catastrophic attack on Equestria wipes out the entirety of the nation’s leadership, the only one left to lead the nation of ponies is Princess Apple Bloom of Ponyville, The Princess of Last Resort. (Inspired by Designated Survivor)
The Cutie Mark Crusaders get an important talk from Princess Celestia after the Gabby Gums incident. Nothing whatsoever goes wrong in the process and zero extra-credit assignments are given.
Apple Bloom, after coming home with bruises and marks all over her, has been through a traumatic experience at the hands of her coltfriend. As her big brother, you settle the matter.
After an unfortunate magical mishap at the School Of Friendship, Scootaloo and Sweetie Belle are turned into a single entity, a... you know what? No one's exactly sure. But one thing is certain, life for them is about to change drastically.
On the eve after a great storm decimated Ponyville a horde of ancient monsters is unleashed by the CMC. Now they have to work together to reseal the horde.