I Adopted a Villainous Dad Vol. 3 (novel) - I Adopted a Villainous Dad, #3

An unseen evil. A claim to the throne. A vengeful spirit.  Amelia had been living the perfect dream; her favorite character had become her doting father, and her plans for world domination were proceeding smoothly. People sang her praises far and wide-she was the imperial princess and saintess, after all-but most importantly, Kais was finally warming up to her. However, Despite Duke Ravenhook's fall from grace, his malevolent influence continues to spread, putting Amelia's right to the throne as the emperor's only daughter at risk.
Meanwhile, rumors of a dark magician mutating humans into horrific monsters are spreading like wildfire. When a horde of demons and a vengeful wolf spirit threaten the safety of the city of Helsarose, Amelia might be the only one with the power to stop them. With everything around her crumbling down, she must prove her worth as the rightful heir and cement her place in the lives of her loved ones.
Will she emerge victorious, or will she fail miserably? For the sake of their favorite characters, true fans are prepared to sacrifice everything.