Plex TV Series Agent mixing data from two series

Plex Media Server Metadata & Adding Files
2

Is your Folder and Naming Structure correct? If it is do a Plex Dance.

This is how I would have it.

\TV Shows\Mr. & Mrs. Smith {tvdb-74945}\Season 01\Mr. & Mrs. Smith - S01E01 - Pilot

FileBot is your friend for naming and folder structure.