Six months after Gwyn's defeat of the once Unseelie King, Augus Each Uisge, Gwyn has the fae waterhorse locked down in a cell, beneath the Seelie Court. In a difficult position himself, ruling an unwanted throne and waiting out the years between now and the time he can step down as King, Gwyn finds himself unable to stay away.

(The most popular original work on Ao3)
Warnings: Dark, Non-Con, Violence
Words:425,561 complete
Cover by Tiferet