SKSS-074 Creampie play: Mother in the Bath, Harada Mina

Today, my son and I visited a hot spring inn deep in the mountains. My husband will be joining us in a few days due to work commitments, but my son is very happy to be alone with me until then. ...And that's because my son and I have a secret relationship that we can't tell anyone about... My son isn't the only one who's happy, I'm happy too... For the few days before my husband arrives, my son and I are enjoying this hot spring...