Evelyn Monstera knows two things. First, she's been reborn as a mean girl in a fantasy novel, and second, if nothing changes, her cruelty to the main characters will be her undoing. So when the male lead of the novel, Casis Urquio, comes to stay at her manor, all she has to do is stay out of his way. Unfortunately, Evelyn not only causes a fight between the protagonists, but also wins the affection of the male lead too! Can Evelyn set the story straight and get the happily ever after she wants?