One night a year, on the Eve of the Summer Sun Celebration, Princess Celestia is sad, at least according to Twilight's observations. She has a plan, a boardgame, and is determined to try to cheer up her mentor.
When Twilight is summoned to Canterlot at short notice she fears something is wrong. Something much better comes out of Twilight's visit than anypony could have imagined. Celestia doesn't approve but Luna can lead her own life how she wants
Celestia asks Luna to teach Twilight dark magic. Twilight must pass Luna's class in order to graduate. As Luna develops feelings for her student, Twilight questions which princess she really wants to serve and protect.
Created by Commander Darklight
