"Maybe, but lighter"

"Maybe, but let's start off a bit lighter. Like, maybe gradually tighten the squeeze instead of squeezing like that right away." You suggest, sitting back up on the bed.

She stops to think for a moment. "That's a good idea, that way we can continue for much longer."

She slowly moves her hand back to your groin, cupping your balls gently but firmly. "Alright, let's see how long you last this time." As she says that, her fingers begin to slowly tighten around your balls, applying gradually increasing pressure.