John Ainsworth helps win a rowing race for Sydney University against Melbourne University. While celebrating at a nightclub, he demonstrates his skill with the violin with one of his original compositions. He also flirts with a young woman, Ann Brady, to the displeasure of a crook, Webster. A brawl results and John is expelled from university. John's sheep farmer father – who is disdainful of culture and wants John to marry a rich girl – is furious and disowns his son.