The episode " Plain Sight " (Season 9, Episode 4) of NCIS: Los Angeles is generally regarded by critics and viewers as a "fun return to form" for the series. While it doesn't necessarily stand out as a series-defining moment, it is praised for being a solid, self-contained story that balances high-stakes action with the show's signature humor. Plot and Character Dynamics

Critics noted that this episode highlights what the pair does best—balancing "comic relief" with efficient field work. A notable subplot involves Deeks borrowing Mosley’s Porsche and accidentally scratching it, leading to several lighthearted moments.

Audience ratings for the episode are generally positive, with a on IMDb and an 89% audience score on Rotten Tomatoes . Community Perspectives

The episode centers on the team investigating the theft of $1 million worth of weapons, leading them to infiltrate a high-end charity event where attendees are encouraged to test out firearms.

“A good solid episode, with plenty of action and interaction. I have realised that the absence of the abrasive presence of Agent Hunter made it, for me, more watchable.” IMDb NCIS: Los Angeles Season 9 Episode 4 Review: Plain Sight

Much of the fan discussion focused on the continued absence of Hetty Lange, who is missing except for a brief recap mention, as Eric uncovers clues about her abandoned boat in Kauai. Viewer Reception

The duo operates as security for Executive Assistant Director (EAD) Shay Mosley to gain entry to the event. Their investigation into Sam's old friend, Byron Brown, provides the emotional core of the episode as they race to stop an assassination attempt.