A shadow of the past

A fellowship is formed to destroy the One Ring to save middle-Earth. They withstand lost, battles, war. What they hadn't reckoned was Ethir - lost bloodline of Sauron. Lethal conspiracies are unveiled, old scores'll be settled, and the line between hero and villain is sharp enough to draw blood. What does the future hold, after they return home? (Legolas x OC) (Aragorn x Arwen)