Ever wondered what Cozy Glow's parents are like and what happened to them? Ever wondered why Cozy Glow became the power-hungry filly she is now? Now is another possible answer to those questions.
Everypony questioned what made Cozy Glow evil. But a few nights before Twilight Sparkle's coronation, a shocking visitor shows up at her castle, holding answers to Cozy's past. It's not what you think.
Cozy Glow ventures into the caverns beneath the School of Friendship, looking for the Tree of Harmony. All alone. Completely alone. At least, she's pretty sure she is...