[As long as he's able to wrest a hand free from Jason's!!! Because he's going to loop it under his armpit to grab a fistful of hair at the back of his head, to control the direction of his upper body.

Their legs are just a tangle at this point, but he not-too-inconspicuously rubs against the underside of Jason's exposed cock, just to muddle his resolve to fight back. If he can tug his upper body downwards, then it'll help take him the rest of the way.]