After the ’Tyrant King’ killed our parents, we managed to defeat him in a coup d’état. My younger sister became Empress and I became the Duchess who ruled the beast-infested Northern territory. We ...more

After the ’Tyrant King’ killed our parents, we managed to defeat him in a coup d’état. My younger sister became Empress and I became the Duchess who ruled the beast-infested Northern territory. We took our revenge and my younger sister has become the Empress, so there’s only one task left - the oath I made to God right before helping my younger sister.