Blinky and Inky are two sisters who have been envious of their joyous, bubbly, bouncy sister. When they go down to the mines, they find out one sweet way of bringing Pinkie Pie back to sanity.

Kelpie Trapper, a big-city unicorn with the magical ability to seek out the undead, makes her way to Ponyville when a faithful Princess calls for her assistance in her library.