Watch Of the Devil (2022) Official Trailer

Evil comes in all sizes.

A desperate mother and father attempt to cure their eight-year-old son's brain tumor by enlisting the help of a shamanistic healer; when the ritual results in the child being possessed by an ancient demon, the father must now face his own demons and return to his role as a former priest in order to save his son's soul and to protect humanity from the Evil that he has unleashed.