Based on the adult PC game by Silkys. Like all princesses hentai Olivia turns into a hostage of another invader with delusions of grandeur. Trying to conquer the planet well, at least nearly all of it, to some degree it succeeds, plus it captures the Princess. Blackmail he puts it a challenging choice, surrender or I am going to destroy your kingdom. Instead, he promised to not touch her, at least until she asks ...

Murakoshi Shinta appears to be just a doctor at a school, but secretly he has been taking advantage of his position to hypnotize any female student he likes. Now, after putting all of his targets under his control, he begins to turn the unfortunate girls into his sex slaves... ...