A movie producer offers a nightclub singer a role in his latest film, but all he really wants to do is bed her. She knows, but accepts anyway. Meanwhile, a patron at the club gets a note saying that she'll soon get another note, and that she will be killed ten minutes after that.
In Louisiana, a voodoo priestess and a minister preach their religion to the same community. One day, an evil man named Tom comes into town and tries to force the minister's daughter to go with him to his sinful place across the river where all manners of "evil" things occur like drinking and gambling! It's up to the voodoo priestess to stop Tom before he can corrupt the innocent girl.
Naomi, a light-skinned Black child, is abandoned by her mother and raised by the virtuous Mrs. Saunders. When the girl's fixation with whiteness turns her against her own race, she is sent to a convent. Hopelessly in love with her adoptive brother Jimmie, Naomi consents to marry his friend, but is repulsed by his darker skin and unrefined ways.