Do U Wanna Be The Main Caharacter of What Kind of Anime/Manga?

If somehow you find a potal that teleport u to an anime/manga universe that you will be the main character, what kind of a plot would it has?
In which genre?

Me: the fantasy world that im the lost queen which i have my own harem. And all i have to do big parties to bring fun to the world.(๑•ㅂ•)و✧