: Dives into the complexities of Sam and Phil's tempestuous relationship.

: Sam’s mother, Phil, shows worsening signs of dementia, forcing Sam to grapple with the slow "wilting" of her parent's life.

: Sam faces the physical and emotional indignities of perimenopause, including a "masterful" episode centered around a colonoscopy.

: The finale focuses on Sam's 50th birthday and a bittersweet rift with her daughter, Frankie.