When a vile book gets brought to Equestria, all hell breaks loose as the most deadliest evil to walk the Earth are summoned to Canterlot. What can the ponies do against evil such as these, who hold no desire to rule but to kill.

Their world will be torn apart by the very thing they fight so hard to stop, when those they know turn against them. What can they do but run…But can friendship, vengeance, hope, and love turn the tide or at least create allies…in the "Terrordrome"