Would You Like A Cup of Tea?

Read manhwa Would You Like A Cup of Tea? / The Extra’s Touch / 차 한잔 하실래요?
Not only was our MC reincarnated as the youngest daughter of an unweighted count in a novel, but she also realized that she’ll soon die as a result of the war that the protagonist will start—but thanks to her ability to see the past, she’s determined to avoid death this time.