It’s called dogging. Not so underground - many roadside laybys are busy at night with a couple fucking in a car surrounded by guys jacking off.

Not a patch on this Rise as far as empowerment goes:

I know it’s a generic uplifting anthem, but pitched at the Rio Olympics. So the video reads really weirdly, because most of the footage was from the London 2012 Olympics. Weird disconnect between the aim and the execution.