ふつつかな悪女ではございますが ~雛宮蝶鼠とりかえ伝~ (Associated Names)

The “Nestling Court,” a court where princesses from the five clans are gathered in order to raise the next empress. Reirin, a frail Nestling who is often called the next empress and is as beautiful as a butterfly, ended up switching bodies with the Nestling who is jealous of her, Keigetsu! Suddenly, Reirin is hated…