Unable to urinate.
From Create Your Own Story
As your frustration builds you decide to take advantage of your chance and stroke your cock, balancing your ass on the bathroom sink your pace increases beating your meat ferociously. You slowly start to finger your tight ring only teasing yourself, you feel a familiar pressure building and jack-off all the more.
"JEREMY Hurry up!" as your Mom passes the door, paniced you erection subsides. 'Fuck so close' but on the positive side your boners gone