Troubled that he has little access to his children, divorced Daniel Hillard hatches an elaborate plan. With help from his creative brother Frank , he dresses as an older British woman and convinces his ex-wife, Miranda , to hire him as a nanny. "Mrs. Doubtfire" wins over the children and helps Daniel become a better parent -- but when both Daniel and his nanny persona must meet different parties at the same restaurant, his secrets may be exposed.