[Reducing Mosaic]JUX-578 While my son is on a business trip, I fucked his wife for four straight days

It has been a year since Nozomi married her husband. Her husband, who was so kind before they got married, became colder each day, causing Nozomi to feel heartbroken. There was one man who watched over Nozomi's behavior with a worried expression... It was her father-in-law, Ryōichirō. He felt guilty towards Nozomi but couldn't say anything to his son, feeling only pain in his heart. One day, her husband went on a business trip. Towards Nozomi, who was left alone at home, Ryōichirō began to speak to her with kind words...