Could I Have a Secret Child?

I'd like some input on what you all think I should do. First a little backstory: I'm 45 now,

but back in 2002, when I was 21, I was visiting a friend in college about 100 miles

away from home. I met a woman at a bar/club, and we hit it off. She was from a city

in Florida where I just vacationed and had showed me her ID to prove it which is how

I learned her full name. We both ended up pretty intoxicated, and after some NSFW

flirting, we decided to do something really crazy that we both would never do and

hooked up in the back of her friend's car. We were walking back to the bar,

and was about to exchange numbers, but my friends pulled me away, and I ended up going