In her many years as a social worker, Emily Jenkins believes she has seen it all, until she meets 10-year-old Lilith and the girl's cruel parents. Emily's worst fears are confirmed when the parents try to harm the child, and so Emily assumes custody of Lilith while she looks for a foster family. However, Emily soon finds that dark forces surround the seemingly innocent girl, and the more she tries to protect Lilith, the more horrors she encounters.
Steve Martin and Bonnie Hunt return as heads of the Baker family who, while on vacation, find themselves in competition with a rival family of eight children.
Navy SEAL Shane Wolfe is handed a new assignment: Protect the five Plummer kids from enemies of their recently deceased father -- a government scientist whose top-secret experiment remains hidden in the kids' house.
