Demon King with a Lust System

Our MC reincarnates as a Demon King with a Lust System, he needs to conquer some of our female leads in our story to change their story. He doesn't know that this world is an AU Universe that have some of his fav female characters from Movies, Comics and Anime worlds he love in his old world, will our MC live a peaceful life in this unknown world or will he join to defend and protect his new home.