A n R-rated suspense thriller, Is God Is, also follows in the tradition of female buddy movies like Thelma & Louise. Kara Young and Mallori Johnson star as Racine and Anaia, young adult twins who still bear the physical and emotional scars of a house fire that nearly consumed them as girls. The blaze sent them into the foster care system and condemned them to a lifetime of stares, derision and pity – leaving them isolated, self-reliant and deeply embittered. Their isolation is broken when a letter arrives from their mother, Ruby (Vivica A Fox), whom they had presumed dead in the fire but who is now nearing death from the far graver injuries she suffered in the inferno. Reunited at her bedside, Ruby reveals that the fire was an act of domestic violence committed by their father (Sterling K Brown) and asks her daughters to avenge her. “Make your daddy dead,” Ruby instructs them.…