Light Novel Other Size Romance novel When I closed the Sacrilege, my life of doting with the Demon King began. Fairy kiss

Product description ※Please note that product information is not in full comprehensive meaning because of the machine translation.

Because of the old custom, the saint Leia was offered as a sacrifice to the Land of the Genzoku. What appeared was the young Demon King Erik with a dignified beauty. He was treated kindly to Leia, and his parents were excited saying that they wanted a cute daughter! What? Is it different from what I thought? In the Land of the Genzoku, the saint had been married as the wife of the Demon King for generations. The distance between the saint and Erik, who became his fiancé, kept my heart pounding. Finally, I was told that it was love at first sight?