He licks it off with the tip of his tongue, fast and needy, catches her fingertip in his teeth and sucks it into his mouth with a moan, holding her eyes as he does.

'Sweet. You taste sweet.'

He can't take much more of this. His head drops forward to rest on her chest while he takes a deep breath (calm down), then his mouth closes on her breast once more as his fingers speed up
in her (theretherethere), wanting to ground himself on her body before he goes too far.