When Minty Christmas doesn't go as it normally would. A secret about Minty, G3 Rainbow Dash, and G3 Pinkie Pie comes out, that may very well change everything, forever.
When Princess Twilight comes across a special flower and wakes a slumbering immortal dragon, she soon ends up having two dragon assistants, and Spike is not happy about it.
Minty meets a runaway rainbow princess whose kingdom has been conquered by King Sombra. Now Minty, Princess Rarity, and friends old and new must unite to save Unicornia, the Crystal Empire, and all of Equestria.