Unbelievably, I Became the Villainess's Older Brother

※ This work is being serviced simultaneously in both 15+ and 19+ versions under the same title. Some scenes and story developments may differ depending on the age rating, so please select your preferred version before use. I possessed Enoch, the older brother of ‘Saila,’ the villainess in the romance fantasy novel <The Tyrant's Hidden Blade>. The possession was sudden, but what he had to do was clear. That was to make sure his younger sister, Saila, stopped liking the male lead so that she wouldn't be killed by him! But... “Saila, by any chance, do you like His Highness the Crown Prince—” “No way! How could I possibly like such a stupid boy?” What on earth is happening? Saila, who had...