VEC-636 Friend's mother forced to have sex with internal ejaculation in front of her son, Meiichi no Ichii

My son, who is not good with people, brought his friend Hayashi home. Mei had been worried about her son, who couldn't seem to fit in at school, so she welcomed Hayashi warmly. It turns out he is an excellent student and highly trusted by his teachers. Mei breathed a sigh of relief, thinking her son had made a good friend. However, Hayashi had a hidden side that he had never shown to anyone. His kind personality was just an act to gain trust. Mei, completely lulled into a false sense of security by this deception, became the target of Hayashi's sinister advances...