Akuyaku Reijou wa Oshi Couple no Tame ni Konyaku Haki wo Goshomou desu

One day, Natalia Judith remembers that she is the villainess of the otome game, "Alice of Suit Castle." "Thank you, God, for allowing me to be the cupid for my favorite pairing!!" That's right, her OTP involves her fiancé, Luis, and Alice, the real heroine. So that the two could be coupled, Natalia tries to fulfill her role as the villainess. Finally, the event involving the breaking of her and Luis' engagement unfolds! (Source: Ichijinsha, translated)