Five years of cheap thrills in the big city has left Sweetie Belle in bad debt with dangerous ponies. Forced to pay up, she returns to Ponyville to seek money from an estranged sister she loathes with a passion.
When a filly version of herself appears in the middle of the library, Twilight must figure out what happened, what it means, but most importantly, give comfort to the last person she thought she could. Herself.
The Apple sisters fall down a well and can't get out. They spend the experience arguing about what's truly important in life as rain falls and the water slowly rises around them.