Newly married Gary Ainsworth is starting a life with young wife Geraldine . But Gary also has a secret, in the form of a personalized negligee he gave to his onetime girlfriend Mabel, and the discovery of this item could threaten the fledgling marriage. Now, with Mabel spending a weekend in the new couple's house, Gary sees his chance to get the gift back. But Mabel? She's a little reluctant to give in to her old beau's demands.