But Mama says jumbies exist only in stories. So Naya sets out on a nighttime adventure to find out for herself. , say the friends she makes along the way. But Naya is sure that jumbies are real. Some have big mouths. Or thick fur. Or glowing skin. Or sharp teeth. Kind of like her new friends.… is a gentle, bouncy, and creepily fun read-aloud inspired by traditional Caribbean tales.