After her family confesses to giving Katie the unflattering nickname "Colonel Beatrix Von Beige Underpants Control Freak", she tries to back off and let them run their own lives for a while. It seems she isn't needed when Oliver helps Anna-Kat sell bunches of panda paintings for charity and Greg helps Taylor find a sporting activity she can do while her ankle heals. But it's not long before all ask for Katie's help again. Meanwhile, Katie goes to war with big box store manager Ian over defective garbage bags.
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.