He tries to concentrate on the job at hand... to bring her as much pleasure as he can but as she keeps going sucking and playing with his it only gets harder and harder and he feels how the end approaches in a rate he has no way to avoid. Just as she dives down on him again taking him into her mouth again and he feels her tunnel contract spastically as she cums he too does so spraying his cum down her mouth. The shock of cumming causes him to loosen his neck and his head falls to the floor moaning out his ecstasy for all in the vicinity to hear.