1) the owner of the travel agency in japan ask for a villa from the baron in the england to build a hotel but have been traped by the baron and fall in love with him
2) the 3rd prince of the sunny country replace his sister who was asked to be married with the prince of the dark country
3) childhood friends from college that always compete with each other turn out to have feeling for each other
4) prince louis and duke howard side story
Not to smexy...
Kizoku no Aoi Kuchizuke