Without her lasagna business to keep her preoccupied, Katie feels like her life is once again off course. As she searches to find her life purpose, she redirects her energy toward Greg and the kids becoming overbearing and controlling. Meanwhile, after sabotaging Greg's efforts to preserve a historical landmark and putting the future of the Westport Historical Guild in jeopardy, Katie recommends Greg run for city council. And elsewhere, Franklin challenges an older boy to a duel in an effort to win back Anna-Kat's affections.
Katie Otto, a confident, unapologetic wife and mother of three, raises her flawed family in the wealthy town of Westport, Connecticut, filled with "perfect" mommies and their "perfect" offspring. Katie's perfectly imperfect world is upended when her neighbor's decision to move notches her up from her ideal social standing and sets her on a path to ensure that doesn't happen, regardless of the consequences. She lets us in on her deepest, most unfiltered thoughts through voiceover as the she lives her life as the second fattest housewife in Westport.