Zettai Miryou de Isekai Kouryaku! Kouman Onna Wakarase Harem Keikaku

In a world where women hold the reins of power, Haruma finds himself thrust into a maelstrom of conflict. Summoned by a mysterious succubus to a nation ruled by extreme female supremacy, he is suddenly dropped into the midst of a raging war for the queen's throne. With his life hanging in the balance, Haruma is rescued by Alicia, one of the claimants to the throne, who takes him under her protection in her mansion. However, their moment of relief is short-lived, as the shadow of an assassin looms over his savior. Determined to help Alicia, who dreams of true gender equality, ascend the throne, Haruma resolves to harness a forbidden power to charm the women around him and bend them to his will. As he navigates this treacherous landscape, Haruma must confront the harsh realities of a world where women hold absolute power, and the men are relegated to the periphery. The ruthless and cunning women who rule this land will stop at nothing to maintain their grip on power, and Haruma soon finds himself caught in the crossfire of their brutal ambitions. With his life constantly at risk, he must rely on his wits and cunning to survive in this unforgiving world, where the stakes are high and the consequences of failure are deadly.