A young woman named Tonya dreams of distant sea voyages. In her songs, she sings of her native Odessa and of glorious sailors. Tonia is in love with Konstantin Kupriyanov, the captain of a whaling ship. But Kupriyanov is infatuated with Larisa, a frivolous young woman whose only interests lie in new outfits and having a good time. When Kupriyanov sets sail, Larisa spends her time with Yashka Buksirov...