My son, Nobuo, who was planning to leave his parents' house to go to college, was reluctant to make up his mind to leave home because his mother, Yoko, was being treated carelessly by his father. However, no matter what kind of unreasonable encounters she encounters, Yoko will always have a smile on her face. One day, Nobuo witnesses Yoko's father unilaterally raping her. Unable to endure the escalating behavior of her father, he finally protects Yoko.
