As the smoke clears away from the crater created by the Rainbow blast at the end of the Fall Formal battle, Twilight Sparkle was unpleasantly surprised by what she saw...
What if the rainbow blast reverted Sunset in age instead of just removing her demon looks? That combined with her lost memories, has given Celestia a second chance in raising her sunshine the way she deserved to be. As more than just a student.
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I'm a really new fanfic writer, and if anyone feels like they want to borrow the concept, collaborate or do something with this feel free, just let me know so I can read whatever you make of it too!
Update - Now being edited by Emtu!