FMR-063 Mother and Son play V Yokoyama Saeko

As he grew up, the son's feelings for his mother went beyond parental love and became sexual... Until now the son had managed to hold himself back, but finally he reached his limit and let his feelings out... The mother was confused and flustered by this sudden turn of events, but eventually she came to accept her son's twisted feelings... The mother and son engaged in a forbidden act in secret, but outside the room was the son's friend, who secretly had feelings for his mother and witnessed the whole thing...