I don't really know where this story came from, save that I have this really dark headcanon about Leia that involves a good half-year of her life spent sleeping with her brother. Idek.

Fandom: Star Wars (original)
Title: "Bitter Tea"
Rating: NC-17
Pairing(s): Leia Organa/Luke Skywalker
Link: http://archiveofourown.org/works/6137097