After fighting off a lion, Mystic discovers a plan to invade the land of Equestria. Deciding to travel there, she's unaware she'll run into six familiar faces. In the Crystal Empire, Starlight is looking into spell hypotheses and wants to crack them.
Awoken at ten years old, Mystic doesn't remember anything about herself other than her name. She will see how her choices, the ponies around her, and the world could make her into the pony she will become.
After saving Equestria, amid the school crisis, the Mane Six try to get back to their lives while Mystic tries to learn more about friendship and rediscover what made her past relationships special