DLDSS-526 From 9 AM, when my husband leaves for work, until 6 PM, I’m engaged in unprotected sex with my father-in-law, trying to make grandchildren. – Rika Aimi

To support her father-in-law, who is now alone after her mother-in-law passed away, Rika moves into her husband’s family home. Her husband is a germaphobe and extremely earnest; even when her father-in-law begs her to have a grandson, the couple has no sexual interaction, leaving Rika feeling lonely. One night, overwhelmed by loneliness, she is caught masturbating by her father-in-law. Then, the next day, when her husband came to work, her father-in-law pushed Rika down. Don’t cross the line… Even as she understood this, Rika’s body gradually began to seek out her father-in-law…