A grown-up woman who kept her childish instincts and behavior starts working as the nanny of an 8-year-old girl who actually acts like an adult. But everything ends right-side up.A grown-up woman who kept her childish instincts and behavior starts working as the nanny of an 8-year-old girl who actually acts like an adult. But everything ends right-side up.A grown-up woman who kept her childish instincts and behavior starts working as the nanny of an 8-year-old girl who actually acts like an adult. But everything ends right-side up.