The overall movie is very intense.
Disturbing scenes of psychological terror. Jane repeatedly torments her wheelchair-bound sister, with the incidents becoming increasingly deranged as Jane's sanity deteriorates.
The film has a gothic and bizarre atmosphere, with macabre set pieces and moody B&W cinematography.
Intense scenes of prolonged suspense throughout.
Some disturbing scenes of physical violence and abuse.
Jane is a tragic and horrifying figure, evoking both pity and revulsion at her actions as the film progresses. Her arc can be very emotionally distressing.