Twilight's done it again, she's baffled the world with another bout of incredible magic. What happens, though, when the scrupulous unicorn conjures up an alternate version of herself? Any self-respecting researcher would kill for this opportunity, and it's not wrong if it's you, right?
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Yes, I realize how odd this story sounds, just trust me on this one.

First use of the 'human' tag; let's just see where this goes.