Very low, but still plausible. Remember, in the future, always make him wrap it up before he even touches you with it down there. Given how recently it occurred, it’s unfortunately too early to tell on a pregnancy test. Relax, and wait for your period. If it doesn’t show, take a pregnancy test. If it does, but you’re still worried, take a test anyway. Ten bucks is a small investment to make if it can clear your mind of any worries. And remember to RELAX while you’re waiting, because stress can make you skip a period.