After the unsuccessful attempt to usurp the throne, the disgraced Prince Hans Westergaard gets a sudden offer to become the principle of the Imperial College of Proper Ladies. The mysterious benefactor who made the offer promises its powerful patronage, and maybe even the throne, if Hans can change the proper ladies into… ordinary sluts. First hesitant, Hans zealously accepts the offer when he learns that the sister-princesses who ruined his plans will also be attending the College! But everything isn’t as simple as it seems...​