[Continue increasing the grip until edge then 1/sec for 15sec]
She tightens her hand around your shaft without decrease the pace. You can’t resist long time without leaking precum and getting an edge.
GIRL: This is nothing compared to have your cock between that tight cleavage. Could you control yourself?
YOU: Yes… Almoste… Maybe…
GIRL: Even if I start playing so? Like if she is shaking her wonderful breast against your sensitive cockhead?
YOU: Su… re!