After struggling to have a baby, married attorneys Claire and Zach enlist the assistance of their buddy, Liz to be a surrogate, and he or she efficiently provides delivery to child Owen. However when their surrogate-turned-nanny disappears below mysterious circumstances, the couple struggles to handle their new child with none assist. Quickly thereafter, although, a lady claiming to be the surrogate's childhood nanny presents to be the couple's new nanny. Determined for assist, the couple agrees to rent her, not realizing that their new nanny plans to take their child for her circle of relatives.