The proper, clean filename (without truncation) would likely be:

(or another video extension)

Vixen - 2017-12-16 - Nadya Nabakova - One Night Stand

It looks like you’re referencing a filename pattern typical of adult content releases, possibly from a scene titled “One Night Stand” featuring Nadya Nabakova, produced by (or a related studio like Blacked or Tushy , which fall under the same network).