Twilight has... a nuisance, as she would put it. Said Nuisance is named Midnight, and she is trying her best to drive Twilight Sparkle insane. Only... she doesn't really find the motivation to it anymore. Perhaps, meeting someone similar would help?
"I ask you, what is the price of a mile? I tell you, it doesn't matter. For we seek redemption, no prize is too small. Only in death, only in sacrifice can we find atonement. This, is our litany."