Maxwell Moon-Hoof has been invited to another one of Pinkie Pie's Parties. Maxwell Must help Pinkie and the rest of the human and pony team prepare for the party in a special location, while a mystery war general is planning a attack on ponyville, to destroy building and kidnap pets. Pinkie's pet Gummy gets stolen and Pinkie calls on war with his allies, including Maxwell in this dark and violent, warfare story.