Kyo Kara Maoh!

Shibuya Yuuri, an ordinary high school boy got flushed in a toilet and he saw himself in another world. He was then declared as the 27th maou or the demon king of the Demon world by Gunter von Christ and Konrad Weller . When Yuuri now travels back to his new home (the castle), he meet up with Konrad's brothers. Wolfram von Biefield became Yuuri's fiancee when Yuuri slapped him for defending his mother's name. As a result, as the aristocrats ...