Steamy incest mother and child bathing copulation

That was when my whole family went on a hot spring trip for the first time. I was taking a leisurely soak in a hot spring to relieve my daily fatigue, but I felt something like a shadow. At first I thought it was my imagination, since it was a private bath that only family members could enter. I never would have thought that my son was looking in. Thinking about it now, maybe I should have been more careful at the time...