what people need to know is that this is based on an otome game, a game that catered toward female players. The teacher-student route is one of the must-have in the otome game.
Male indeed have more sex drive due their hormon but it not lile Female didn't have sex drive, it still depend on their culture around their childhood.
@MeiraEva
That mean all violance is forbidden to Rose Princess, hmmm, i think the purpose of Rose Princess is similiar to King piece in chess game. Rose Princess is basicly priestess that keep the kindom safe as long their blood is continued.