Luna gets some bad directions from the head Librarian at Canterlot Castle and finds herself in a section of the Library called "Fanfiction."

Celestia agrees to pass one law that Luna wants. She finds that she is quickly going to regret that promise.

Princess Celestia had been alive for many centuries. She had learned many things...Not all of them good. Her problems began when she defeat Sombra, she didn't know it at the time but he managed to poison Luna's mind just before he banished.

Celestia receives letters from Twilight, who died a year ago.

Luna sends Celestia a series of letters while she is on the moon after 900 years. The responses she gets are concerning.

Luna hates taxes. Celestia tries to explain them to her but gets sidetracked when she hears an interesting story about a certain somepony calling her Sunbutt.

Celestia talks with an evil Twilight before she is forced to banish her.

Celestia and Luna fight in front of the Equestrian nation.