At the age of 29, she married a mature husband who was away from her age. Yui, who was pointed out to be a little fatter than his husband's first day of marriage, decided to go on a diet! As he watched the exercise, Yoshiburo felt greedy for his young and beautiful stepmother, and was indulged in a selfish delusion. One day, she witnessed a mother-in-law who was not satisfied with her husband's sexual life. At that time, he finally...