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Elena, who spent her entire life as a  cold-blooded female knight to avenge her family, ended up dying without  claiming her revenge. When she opened her eyes she found that she went  back into the past. By day she was a lady in a dress, and at night she  carried a sword to change history and prevent her family’s destruction.
    “I want to marry you, Your Highness,” she said to the crown prince. She would do this to save her family.