Even though he is old, his father's strength is not weak and he always has a feeling of desire and enjoyment in sex. The proof is that ever since his son married his daughter-in-law Shinoda, he always peeked in when they made love, carrying within him the desire to re-experience a part of his youthful vigor before. . Fortunately, his daughter-in-law is very filial, understanding, and obediently pampers him. She always did what he wanted, especially she understood what he meant to the point of knowing everything he was craving, including her slim body. Of course, because she is her father-in-law, she agrees to do everything to satisfy his interests, helping him have a happier, more fulfilling life.