After reading reports about a criminal attacking ponies with hourglass cutie marks, the Doctor comes to the conclusion that he is the next target when the crimes slowly progress towards Ponyville. The situation only grows worse as his closest friends and others around him are also dragged into mortal danger. Will everyone remained unscathed or will sacrifices be made along the way?

Everyone knows about the Changeling Invasion. We know how the Changeling Queen and her entire army were defeated and banished thanks to Princess Mi Amore Cadenza, Shining Armor, and most importantly their undeniable love. But what nobody seems to know is what occurred during that famed incident, events that few individuals know about and were actually there to witness it. It all leads to a sinister plot that still remains unresolved. Follow these ponies as they uncover the true purpose behind the Changeling Invasion.

Regarding the image cover:
* Six panels around the center are the protagonists
* Other panels are cameos or minor roles
* Positions and images may be subject to change
* Number of panels may increase if an artist is willing to draw OCs

There was a storm outside, simple as that. Everyone is supposed to stay inside, right? Twilight and Spike thought so too until they received a strange guest at their doorstep.

Note: The Doctor is his own character in terms of personality.