A department store clerk discovers a war widow is doing market research for a rival shop, but when he does not report her to the management, it costs him his job just before Christmas. They meet again when he carries out a further act of kindness toward her son, and romance develops, despite her impending marriage. Comedy, starring Janet Leigh and Robert Mitchum.

Just before Christmas, department store clerk Steve Mason meets big spending customer Connie Ennis, who's actually a comparison shopper sent by another store. Steve lets her go, which gets him fired. They spend the afternoon together, which doesn't sit well with Connie's steady suitor, Carl, when he finds out, but delights her young son Timmy, who quickly takes to Steve.