A massive release of super-concentrated semen that's been stored up for a lifetime into the mouth of an F-cup nurse! I met a nurse named Yui on the street and she was so cute, so I, an older virgin, made a heartfelt plea: Please cure our phimosis with your tongue!! She was disgusted by the smell of my thick, unused cock. But she couldn't abandon her suffering patient, and with her cooperation, the dream of fellatio treatment became a reality! She took care of my dirty glans with her tongue. "Slurp..."