The World of Otome Games is Tough for Mobs

From modern-day Japan, a person is reincarnated into a world... a world where women reign supreme! "Rio", as the third son of a Baron family, begins his second life. But unexpectedly, it's the world of an Otome game he knows. That world is a fantasy world with lands floating in the sky, and airships flying above. It's a fascinating alien world with famous "adventurers." But Rio can't fully enjoy it. Because this is a harsh matriarchal world, where noble men must fight fiercely to get married. A game-world transmigration fantasy story with a self-proclaimed mob character as the protagonist, stirring up trouble everywhere!