The Discovery of Dit Dodson (2016)

After the death of her granddad, the great healer Doc Dodson, 14-year-old Dit is sent to visit her widowed grandma in the Bayous of Louisiana. Soon thereafter, she realizes that she has inherited her granddad's magical healing powers, which leads her to discover that granddad isn't really dead. Now she must learn how to navigate her newfound powers in order to save him.