A reunion between 4 friends quickly goes awry when they find themselves face to face with Erzulie the swamp mermaid goddess.
The aristocratic, wealthy France-born Boudine family move to New Orleans in the mid-1800s to make their way in America. Then their beautiful youngest daughter cross paths with the fiancé of the legendary Queen of Louisiana Voodoo, Marie Laveau. They have a baby and try to keep it a secret, but Madame Laveau finds out and decides that the entire family deserves the focus of Laveau's most destructive curse.
No beau? No problem! To earn money for college, a high schooler creates a dating app that lets him act as a stand-in boyfriend.