Mia, the cherished youngest daughter of the prestigious August family, grew up surrounded by loving parents and devoted older sisters. Her life was nothing short of idyllic — until her sixteenth birthday.

On that day, she began showing symptoms of being a “princess in heat,” a rare condition that causes her to release powerful pheromones during the new moon, stirring uncontrollable desire in men.

From that moment, misfortune seemed to follow her. Her parents died suddenly, and her beloved eldest sister Lilith — the nation’s most powerful magician and once the kindest of siblings — changed, becoming cold and strict. When Lilith sent Mia on an errand, disaster struck: overcome by her condition, Mia was abducted by strangers.

But the kidnapping was no random crime. These men had a purpose — to present Mia, whose body held the power to bear demi-human children, as an offering to Charles, the king of the dragon-human kingdom…