Maid Kyouiku Botsuraku Kizoku Rurikawa Tsubaki Extra Quality Here

Usually, the noble trains the maid. But in top-tier stories like the hypothetical (or real) Rurikawa Tsubaki series, the fallen noble becomes the maid or trains others to unseat the aristocracy. The psychological tension comes from a person who once commanded servants now learning to bow, clean, and serve.