[SPRD-431] Mom's Relaxed Sex Education Hitomi Araki (Censored)

In the hot summer, a certain change happened to my son, who was silently studying at home. When I looked at my mother, Hitomi, who was sprinkling water in the garden, I couldn't stop feeling frustrated. While looking at my mother many times at home, my son indulges in masturbation while looking at his mother. However, the son who has been seen by his mother masturbating becomes rough. Hitomi, who can't hide her confusion at her son's transformation, consults her homeroom teacher about what happened, but...