The Debutantes

Jessica Goodman meets The Agathasin this taut, twisty YA thriller set in the glittering, dark world of Mardi Gras in New Orleans, where secrets-and bodies-never stay buried.

For the New Orleans elite, the Les Masques Ball is sure to be the social event of the season-if they can avoid another dead Queen. When debutante Margot Landry was found dead the morning after her reign at last year's ball, it was a tragedy, but not a shocking one. Margot was a wild child with a self-destructive streak,...