Frank Bigelow is about to die, and he knows it. The accountant has been poisoned and has only 24 hours before the lethal concoction kills him.

High-school principal Dr. Alfred Carroll relates to an audience of parents that marijuana can have devastating effects on teens: a drug supplier entices several restless teens, Mary and Jimmy Lane, sister and brother, and Bill, Mary’s boyfriend, into frequenting a reefer house. Gradually, Bill and Jimmy are drawn into smoking dope, which affects their family lives.

When perennial college students Danny O'Neill and Hank Taylor are forced to make it on their own, the competitive pair get jobs with Artie Shaw's band and reunite with ex-manager Ellen Miller.