Jipchang Malgo, Ihonhae Juseyo!

Edelis Brill, the only daughter of a countess, discovers a book in her study that shows her being killed by the emperor's sword. Determined to alter her fate, she saves the book's main character, the enslaved gladiator Lehan, and develops deep feelings for him. However, Lehan, whom she hoped would protect her, becomes the emperor and fixates on her. Edelis attempts to flee, but his obsession intensifies.