あらすじ
In my past life, I was praising my professor as a graduate student; in my present life, I’m praising my younger brother as an older sister. To survive in the Duke’s household where I was adopted, I absolutely have to get on the good side of Kilian, the male lead of the novel. Fortunately, it’s still a long way before the original novel’s events unfold! Reina strives to survive by diligently flattering, running errands for, and offering snacks to the young male lead Kilian, who will eventually eliminate her in the future. “Sister, you have to marry me too.” What…?
あらすじはAniListより（英語）。
