The father-in-law, who had changed drastically due to layoffs, forced his mother into violent sex. Having tasted blood, the father-in-law's fangs turned towards his daughter as well. The daughter, enduring for the sake of her beloved mother, became a puppet to her inhuman father-in-law and fell into numerous unimaginable lewd acts. Before she knew it, she had fallen so low that she begged him to impregnate her.
