: This refers to the software encoder used to compress the video into the H.264 standard, a common format for balancing quality and file size.

: The CEO of The One faces a murder investigation after the body of her friend, Ben, is found in the Thames. She reunites with her co-founder, James, to align their stories about the night Ben died.

This episode deepens the moral and legal complexities of the DNA matchmaking app:

: Hannah, insecure about her marriage despite its stability, secretly sends her husband Mark’s hair for testing. She finds his "match," Megan, and begins a dangerous game by befriending her without revealing who she is.

: Detective Kate, investigating the murder case, discovers that her own comatose match, Sophia, already has a wife named Valeria, highlighting the emotional fallout the app causes for existing relationships.

: This is the name of the "release group" responsible for encoding and distributing the file on the internet. The One Season 1, Episode 2 Summary

: Through flashbacks, the episode shows Rebecca's own experience with the app as she meets her "match," Matheus, in Tenerife to prove the technology works. The One – Season 1 Episode 2 Recap & Review