Yeonseongui Gwibuin

"Now, shall I tell you? Who are you?" Dan So-Yeon, the wife of the most handsome man in Yeonseong, Moon Yeo-Gong. There was a man who was after her, and he was the second son of the emperor, the enemy king, Ga-Ran. They are helplessly caught up in a fatal temptation that they cannot escape.. (Source: Ridibooks, translated)