Exploring dark castle in hentai games is obviouly much more fun occupation than in any other type of games and if you are agree with this statement then this game is for you! And even in case you don't then you stil should try it - after all you migth like it a lot. The idea behind the gameplay is plain - all that you want to do is to visit each location of the castle and to figure out what is happening in each of it's rooms. Sometimes you will need to find certain objects and sometimes you are allowed not only to witness but also to take part in whatever sexual activity will be happening behind the closed door by means of a set of plain devices and options. Obviously the elements of sadism & masochism and gonzo hentai will be present if you still didn't get it from the title.