A lewd stepfather who has retired and is now free to join his wife

After her stepmother passed away, Mizuki ends up living with her father-in-law. Unlike her husband, who is a professional, he has begun to give his father-in-law's heart, who always cared about him... Behind my father-in-law's kindness was a turbulent desire. He was planning to get the beautiful and attractive body of Mizuki. Without realizing this, Mizuki is showing her defenseless appearance, and her father-in-law's poisonous fangs are about to attack her...