The source is a High Definition encode, usually taken from a digital stream or VOD service.

Brutal but realistic survival violence; occasional encounters with the infected.

The video codec used. This is an older format designed for compatibility with many hardware players (like older DVD players with USB ports).

They are sensitive to sound and scent. Ann uses harsh methods (like covering herself in mud and waste) to mask her human smell. 3. Flashbacks The movie uses a non-linear timeline.