A young bartender, Steve, is recruited by a trainer known as the Professor to become a boxer. Despite a close call with a speeding car, Steve focuses on his training and quickly becomes a successful fighter, winning 19 consecutive matches. However, his success also brings him an inflated sense of self-importance and a tendency to pursue multiple romantic interests, including his rival's girlfriend, Belle.

The Prizefighter and the Lady
A former sailor trades in his sea legs for a life of pugilism, aiming to become the heavyweight champion of the world, and finds romance in the process.