The series is set in Los Angeles, and depicts the lives of the Fisher family, who run a funeral home, along with their friends and lovers.
Ruth (Frances Conroy) continues her friendship with Bettina (Kathy Bates), accompanying her in hiking.
Claire (Lauren Ambrose) continues her relationship with both Phil (J.P. Pitoc) and Russell (Ben Foster), but grows confused over her role.
Despite Nate (Peter Krause) maintaining that his marriage is working, he begins to feel alone, to the point that he has to masturbate in his own car.
Lisa (Lili Taylor) grows more annoyed with Carol (Catherine O'Hara), as her demands become more common.
Club wrote, "The previous episode, “You Never Know,” posited that you can't ever entirely know another person, and “The Eye Inside” gives us one reason why.
"[4] TV Tome gave the episode a 7 out of 10 rating and wrote "It had to happen and sure enough it has as we finally see Nate being ambivalant about his marriage.
If the last two episodes were simply a smokescreen, then here some of that smoke gets lifted, as we begin to see the cracks in Nate and Lisa's marriage.
[7] In 2016, Ross Bonaime of Paste ranked it 44th out of all 63 Six Feet Under episodes and wrote, "“The Eye Inside” finds Ruth and Claire among friends and teachers who help them become more clear about who they truly are.
Bettina engages Ruth in some light shoplifting, while showing her that fun and frivolity can be more important than usefulness.
Claire meets her most important teacher Olivier, who praises her for creating art that makes him want to throw up—but in a good way.