In this emotional drama, a lonely British housekeeper, uses her hard-earned savings account to finance a trip to America so she can see the successful son she has been proud of all her life. At least she has been lead to believe that her son is a big shot. Once in the US, she and her young female companion end up thumbing to California. Along the way they hook up with a kindly young man and his world-weary promoter. Unfortunately, she learns a bitter truth upon her arrival: her son is actually a prisoner in San Quentin.