Taylor enlists Oliver to help her carry out a scheme so she can ditch her less cool friend Ellen and go to a concert with her "blondetourage". Meanwhile, Katie is devastated when Anna-Kat doesn't need her as much anymore, which causes Katie to make some poor and desperate parenting decisions.
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.