NASK-215 - It turns out I was very attracted to my mother and ended up alone with her in a mixed-gender bath… I let my guard down because I was a child and exposed my naked body, and this is the beginning and end of the mistake I made while being strongly aroused. 4

A hot spring trip with mother and son. The son's body, seen in a mixed-gender bath after a long time, had become that of a fine adult man. The son also became aroused at the sight of his mother's still beautiful and firm naked body, which he hadn't seen in a long time. Where will these two end up…? Episode 4 of the series!