When Eric kissed her cock it was all just too much. So many new and intense sensations running through her body just overwhelmed her. With a mighty twitch Kirsty's cock bulged, before erupting with a fountain of hot, thick cum, spraying her son's face and covering it completely within an instant, spurt after spurt erupting from the tip of his mothers cock, squirting nearly a gallon of cum before it finally started to subside, a few final small spurts dripping from the tip, the woman now a panting wreck.