I'm the Villainess, So I'm Taming the Final Boss, Vol. 11 (light novel‪)‬

Villainess against villainess!The leaders of seven nations come together for an intercontinental conference to decide the new monarch for the Queendom of Hausel—and the candidate is none other than the villainess of the downer game who Aileen and Claude went up against in Kilvas! If Cattleya becomes queen, Ellmeyer will have a war with Hausel on their hands. Caught off guard by this underhanded maneuver, Aileen embarks on a merciless diplomatic gambit, and Claude is prepared to protect his wife at any cost. Game world or not, Aileen will fight to protect her beloved family’s future!