Incest creampie soapland - my first mature woman sex industry, when I nominated, it was my mother

Toru, a university student, decides to go to the sex industry for the first time, with the salary he received from his part-time job. I made a reservation at a soapland girl I had been interested in for a while and waited with excitement. However, the person who appeared there was her mother, Nozomi. Toru becomes awkward, and tries to escape, but Nozomi stops him by saying, "If Toru leaves, the mother and the shopkeeper will scold him... so why don't you have fun, so why don't you have fun?" Tooru is confused, but gradually becomes obsessed with Nozomi's techniques...