Twilight Sparkle has been frustrated with her inability to figure out the inner working of a spell she discovered called the Mind Delve. When her annual evaluation suddenly springs up she finds an opportunity to travel to Canterlot to study this spell. But will she find all the answers she's looking for, and more importantly, will she like them?

Takes place after Silent Ponyville: Reunion: http://www.fimfiction.net/story/14866/Silent-Ponyville%3A-Reunion
Sequel: http://www.fimfiction.net/story/15182/The-Rainbow%27s-Surprise