不気味女と呼ばれた令嬢ですが、継母としての使命を果たさせていただきます！

Cecilia had been abused by her family as an "eerie girl" simply because she possessed memories of her past life. One day, she ends up having to go and apologize to Lady Ellen, the Marquis's daughter, in place of her younger stepsister who had incurred Ellen's displeasure...――!?