Mia and Jack Cutting are the "it" New York power couple. Newly engaged, the two must go head-to-head in a cutthroat competition to see who will be promoted to U.S. Group Publisher at Barnstead Media Group. Caitlin must deal with her new-found feelings for a person in her office. Meanwhile, Juliet lands on a unique punishment for Davis' straying. Elsewhere, Zoe and her husband, Eric, struggle to balance their careers, parenthood and marriage.
Now that Mia is the new publisher of Barnstead Media Group, she is forced to fire her mentor, Grant Normandy. Meanwhile, Zoe butts heads with her rival, who has just given Eric an offer he cannot refuse. Caitlin and Alicia shock their friends when they announce that they've taken their relationship to a new level.
Juliet works through her feelings for Davis as she debates getting together with a lover from her past. Mia goes head-to-head with a new editor. Zoe is caught between Clayton and Katherine while Caitlin deals with the content of a gossip blog.
Caitlin and Alicia accompany each other to a lesbian bridal shower, where Caitlin learns she's still attracted to a hot guy. Mia's parents set her up with a brain surgeon blind date, so Mia decides to take him to a party to make her ex-fiance, Jack, jealous.
Zoe and Eric try to find some time to celebrate their tenth anniversary. Juliet and Davis find a compromising photo of Emily on the Internet. Meanwhile, Alicia drops a bomb on Caitlin that may change their relationship forever; and Mia, under pressure at work, is anxious about her new relationship with Jason, but becomes tempted by Adam, Eric and Zoe's "manny."
Mia and Caitlin toss apart Jack's apartment in order to find the sex tape he made with Mia. Meanwhile, now that Caitlin has accepted the idea of being a mother, Alicia delivers more stunning news: she wants to raise her baby.
Julie's company is being courted for a takeover by a charming multi-billionaire. Meanwhile, with Fashion Week coming up, Caitlin's boss puts pressure on her to produce a publicity splash. Also, Mia's new dog may not meet the requirements of the adoption staff, and Zoe works on being a perfect mother.