After a car accident she wakes up as Rachel Agnes, the stepsister of Liz, the villainess of a novel she loved. Her plan is to steer Liz away from the path that leads to her becoming the story's villain before the ending arrives. The Duke of Lexerville had no place in that plan. Written by Danbam, illustrated by Dokyeon. Korean manhwa. Ongoing.

Read Sistervention manhwa in English, updated regularly. Also known as: 언니는 여동생을 바르게 키워야 합니다 · Eonninneun Yeodongsengeul Bareuge Kiwoya Hamnida · I Need to Raise My Sister Properly · An Older Sister Should Raise Her Little Sister Properly · The Older Sister Should Raise Her Younger Sister