At a red-carpet event, Abby and the girlfriends flash back to their struggles and victories over the past six months; Abby makes an impetuous offer to Mike; Barbara lets her guard down around her ex-husband, Leon.

Abby and Jake fall into old confrontational patterns when Jake objects to Mike moving in with Abby; Albert plans a birthday party for Jo, which is disrupted by a visit from Jo's former mother-in-law; Phoebe finally introduces Tony to her friends.

Abby is determined to blend the Brady and McCarthy families, but Mike's new travel schedule causes some serious growing pains; Phoebe dips a toe back into the online dating pool; Delia moves forward with in vitro fertilization.

Abby and Colette, Mike's ex-wife, clash over boundaries; Jo and Frumpkis deal with a family emergency; after Delia receives some discouraging news from her fertility doctor, she throws caution to the wind and gets more involved with Tony.

Abby is forced to play full-time stepmom now that Colette has relocated to Sacramento; Delia tells the girlfriends that the IVF worked and she's pregnant, but Phoebe pieces together that the baby must be Tony's; Jo confesses that she kissed Frumpkis.

Abby must face the future and all its unknowns; Delia must decide how to handle her unexpected pregnancy; Jo must decide between Frumpkis and Albert; the girlfriends gather to celebrate Lilly's graduation.