The Lightning Thief meets the Story Thieves series in this middle grade fantasy inspired by Hispanic folklore, legends, and myths from the Iberian Peninsula and Central and South America.

Charlie Hernández has always been proud of his Latin American heritage. He loves the culture, the art, and especially the myths. Thanks to his abuela’s stories, Charlie possesses an almost encyclopedic knowledge of the monsters and ghouls who have spent the last five hundred years haunting the imaginations of children all across the Iberian Peninsula, as well as Central and South America. And even though his grandmother sometimes hinted that the tales might be more than mere myth, Charlie’s always been a pragmatist. Even barely out of diapers, he knew the stories were just make-believe—nothing more than intricately woven fables meant to keep little kids from misbehaving.

But when Charlie begins to experience freaky bodily manifestations—ones all too similar to those described by his grandma in his favorite legend—he is suddenly swept up in a world where the mythical beings he’s spent his entire life hearing about seem to be walking straight out of the pages of Hispanic folklore and in...