However her lower lip still seems to be out of whack.
She becomes filled with his cum a few moments later and he gets his orgasm.
The script is responsible for fetching the expression number, just like the oral sex of sexlab now uses CombatShout.
The penis is larger and therefore the strokes are shorter.
It needs the man in standing position and woman on her knees facing away from the man.
As a fellatio fanatic myself, I understand the frustration in trying to get that perfect suction going on.