Akuyaku Reijou no Torimaki Yameyou to Omoimasu (Light Novel)

When I noticed, I was a Villainess, Follower B! Huh? Isn’t this the world of the game my daughter played before?! Suddenly, I, the Earl’s daughter Cosette regained my memories of a previous life and was appalled by my mildly fatty body type and started dieting. Using the skills I’ve cultivated continuously in my previous life as a old woman, today Cosette will push forward!