At one point or another we’ve all had a best female friend that we’ve either been in love with or wouldn’t mind getting into the sack. But what do you do when she already has a boyfriend and gives you the “you’re like a brother to me” line? Based off the infamous 4chan idea, here’s a short film called “Guaranteed Sex” which helps you solve this age-old dilemma of wanting to sleep with your female friend who happens to have a boyfriend in 17 easy steps.