Newlywed bliss surround O'Driscoll and Beery until they get on board the ship for their honeymoon in South America. Then she starts sneezing, and hay fever's uncontrollable grip does not seem to want to let up. They try everything, then finally seek out a doctor on the ship. The trouble is compounded when the physician they find, Bruce, falls for the new bride. His diagnosis: Beery is the cause of the sneezing. She is allergic to him.