not a huge demand in # of searches but sites do rank for related KWs,
https://www.google.com/search?q=full+screen+porn (5 results on page1)
https://www.google.com/search?q=hd+lesbian+videos (#7)
and a bunch of other keywords, including longtails and actress names.
This was supposed to be a paysite network but never developed.. anyhow $150 total is a bargain to someone who needs older domains and knows what to do with them.