File names formatted like [Keyword] ([Number]).mp4 (e.g., "Sexy Models (68).mp4") are common patterns for malicious files distributed via torrents, unofficial download sites, or spam emails. Executing such files often leads to malware infections or browser hijacking.
In sexual wellness discussions, "68" is a variation of the well-known "69" position, where one partner lies on their back and the other lies on top of them, facing the same direction, to focus on the oral pleasure of a single partner. Sexy Models (68) mp4
It could simply be a generic label for a video file within a personal or adult content library. File names formatted like [Keyword] ([Number])
A on how such file names are used for cyberattacks. unofficial download sites