John Reynolds and Julie Mirbeau meet and fall in love on a Mississippi river boat en route to New Orleans. There he learns she is General Mirbeau's daughter, owner of the lottery, and she learns he is the laywer hired to stop the lottery. Mirbeau discovers that Blackie Williams, who is his lieutenant and who has designs on Julie, is stealing the lottery money and fires him, but is murdered by Blackie's men. John obtains the lottery records and rounds up everyone involved including Julie. While in court, a storm strikes and the levee gives way. Blackie escapes aboard a steamer, but John forces the captain to plug the gap in order to save Julie, trapped on the levee. Blackie drowns and John and Julie wed.