Mother and child bathing incest

With a single-minded desire to help her only son, Tatsuya, pass the exam, Ryoko used the bath to soothe Tatsuya's tired body from studying every now and then. One day, the bathtub in my house broke down without any warning. Ryoko is surprised to find out that the gas man who came to repair the gas is Tatsuya's classmate, Nakajima, but seeing Nakajima completely grown up and independent, Ryoko changes her mind and realizes that studying is not everything... That night, mother and child bathe together again. However, Tatsuya senses that Ryoko's behavior is different from usual...