: Likely the tag for the specific "release group" or individual who encoded and uploaded this version of the file. Viewer Reception

In this high-stakes crossover event with The Rookie: Feds , serial killer returns to target Officer John Nolan and those close to him.

The specific naming convention in your query identifies a high-definition digital copy of the episode:

: Rosalind traps Bailey Nune in a high-tech glass tank designed to fill with water, creating a literal "ticking clock" scenario.

: Nolan refuses to compromise his morals by executing her. Instead, the LAPD and FBI work together to locate and rescue Bailey just in time. Technical File Specifications

: High-definition video (1920x1080 resolution) captured directly from a streaming service like Hulu or ABC . 6CH : Denotes 6-channel (5.1) surround sound audio.