postscriptress
Haruka is the firstborn Prince of Tottori, graceful, intelligent, an excellent swimmer, and bearer of a power the likes of which has to be seen to be comprehended. But ever since an incident regarding his younger brother Rei, said power has been kept hidden to everyone. That is, however, until the party for Haruka's coronation. The night that Prince Nagisa of Iwami asks for Rei's hand in marriage...
...and then. Then it is up to Rei to bring his brother back to their kingdom and return things to the way they were before. Sounds easy, yes? But even with the help of down-on-his-luck merchant Rin, and Makoto, a friend from the brothers' old memories, it doesn't seem like it'll be so easy...
(Reposted from my AO3 account: http://archiveofourown.org/works/1470334)