Genres: visual novel, eroge, puzzle, fantasy Duration: about an hour Usually the fates of isekai heroes lack variety: there's often just two options - to fight for the throne or die. But when you're participating in magic duels for the throne of the succubus world you can certainly find some pleasant moments, especially since succubus and incubus gain their enemies' strength through sex. The features of this novel: A short story with two different endings Addictive puzzle mechanics Four beautiful rivals of various races CG Gallery Music Room Randomly generated levels each new gameThere's only one fork in the story, but you can't lose the game so just enjoy meditative puzzle-solving and juicy rewards!