My Little Trainers: Dragons Are Magic.

Twilight is sitting at her throne, thinking about Rainbow Dash's new life. "She's lucky. With Soarin," said Twilight sighed. Fluttershy reassured her. "It's okay, Twilight," said Fluttershy. Twilight felt better. "Thank you," said Twilight. Fluttershy just smiled. "Now get to back bed," proposed Flutter.

At bed, Twilight heard rustles. "Huh?" noticed Twilight. "Maybe it's just my imagination," said Twilight. Before she could snore, she was awake. She saw a mare with hood, stealing her Elements Of Harmony book. "My book!" said Twilight. The mare gasped, then ran.

"Hey!"

"Oh, no!" shrieked the mare. Twilight realized it was Sunset Shimmer. "Sunset? I thought you were my friend!" Sunset pulled off her hood. "we are, Twilight! Our friendship led me to this Book!"

Sunset raised the book, it was the Elements' book. "No!" said Twilight. But Sunset won't listen. She jumped into the magic mirror. "Sunset! No!"