Description google translate:
The younger son in the royal family Hans, who failed because of his self-confidence and a couple of princesses to seize the throne of the neighboring kingdom gets the last chance.
The mysterious power promises to help Hans get the crown if he can re-educate the benevolent girls in the Imperial College ... in skillful whores.
Hans has to fuss desperately to strengthen his position and fulfill the promised, because the girls have their own plans for the future, besides, the most hated Hans Princess sisters have arrived at the College ...