花火は醒めない夢をみる (Series) favorite_border

[DeepL Translation - needs review] Volume 1 Introduction: Olivia, a duchess, is betrayed by her fiancé, Crown Prince Luke, and is publicly executed. However, the moment Olivia thinks she has lost her life, she wakes up as Hanabi, a high school girl in a different world, Japan. What's more, it seems that Hanabi is being bullied at school...?　The story of a duke's daughter's rise to power is now about to begin!　Extra Edition

(Translator: DeepL)