Taking place during and after the events of "Legend of Everfree", the girls from Crystal Prep become aware of magical oddities taking place at and near their school.
The Crystal Prep Shadowbolts have come to visit Equestria, in what is possibly some of the worst decision making possible on the part of Discord. Hopefully, most of Equestria is still standing when they're done.
At first, things seemed to return to normal after the end of the Friendship Games. But for Indigo Zap, Sugarcoat, Sour Sweet, Lemon Zest, and Sunny Flare, there is no doubt in their minds that CPA had gotten much, much worse...