Based on the critically acclaimed bestseller by Allison Pearson, I Don't Know How She Does It is a comedy centered on the life of Kate Reddy (Sarah Jessica Parker), a Boston-based finance executive who is the breadwinner for her out-of-work architect husband Richard (Greg Kinnear) and their two kids. Helping Kate in this everyday balancing act is her best friend and fellow working mom, Allison (Christina Hendricks).