Luna has had a hard time adjusting to life in Equestria since her return. And after talking with Cadence about the Nightmare Moon incident, Princess Luna is left with some unhappy feelings when she pays a visit to her sister. It's time they really talked about what happened 1000 years ago.

P.s I'm sorry I'm awful and too lazy to get this proofread or edited.

Prequels:
With Tears in Her Eyes
Condemnation

Sequel:
The Flower's Grove