ある日、お姫様になってしまった件について (Series) favorite_border

[DeepL Translation - needs review] Volume 1 Introduction: I woke up and was reborn as a princess named "Athanasia," a minor princess in a certain online novel. However, Athanasia is a princess abandoned by her father, Emperor Claude, and is treated coldly by everyone around her. In the novel, she is falsely accused of poisoning her younger sister, Genit, the hero princess, Athanasia is destined to be killed by Claude on her 18th birthday. Athanasia secretly prepares to leave the castle in or...