See? I Told You So, Didn't I? ~The Fallen Noblewoman's Surprisingly Fun Territory Reform~

We're running away tonight!" Violette Granbert is stunned by her father's words. This is the world of a novel she read—and she's been reincarnated as the "protagonist's sister," a minor character who dies early in the story. Running away would only lead to ruin. Having lost her life due to poverty in her previous life, Violette resolves to face her fate. After a struggle, all that remains is a dilapidated territory and a single silver coin. Using knowledge from her past life to create local specialties and enrich her territory!? A fallen noblewoman's slightly exciting territorial reform begins!