Ellen gets pregnant soon after landing a big contract for her architectural firm, and she hires Paula to fill in for her. But soon she thinks she"s made a terrible mistake. Ellen wants to get back to work, but Paula has other ideas. She wastes no time in moving in on Ellen"s bosses, clients, and friends, and Ellen fears she"s being forced out.

Ellen juggles time with her baby, her return to work, and her investigation into Paula. But when Paula catches on, it leads to a confrontation.

Ellen thinks she has Paula cornered, but the office sides against her. Ellen tries to move on with her life and career, but Paula’s not finished with her yet.