真・恋姫†英雄譚5～乙女艶乱☆三国志演義［魏］～

Sousou, the High King, had one problem. Because of her perfection as king, Everyone relied on Sousou and assumed that her rule would last forever. If something were to happen to Sousou, who would take the helm of the country on her behalf? Sousou then makes a decision. [Translated from the official website]