@Kurou
Spoiler!
during the first life, where rosenberg get 'punished' by the goddess, all of that was the pink hair fault. she is the one who cursed the country to perished in order for anastasia to step down. she also make a pact with a devil. so on second life she and the devil make an agreement to get the empress seat while her soul will be taken by the devil after she die. so yeah she remember her past life.
