"We seriously have to bring your stamina back on track slave.."
"This is pathetic.."
"How am i supposed to play with you, when you are about to to spurt every 10 seconds?"
"Just look at your cock.."
"Do i already see some drops of desperation over there?"
(You lower your head)
"Keep stroking..
"But a bit faster please.. 2 strokes per second"
"Yes mistress, thank you mistress"