Countdown to Orgasm with Perfect Body Stepdaughter

You are taking your stepdaughter back to new college semester and she confesses she is shy about dating college guys still. She wants to practice with you so she would be better at it. Since you are the ex college stud, might as well right. She wants to know if you have ever heard of count down from 10 to 1 cum shot...is that just a myth or can it really happen? Inexperienced college guys definitely can't do it. How about a more experienced stepdad? Only one way to find out.