Nothing.

A woman has her jaw ripped out (not really seen). You later see her sitting dead with a deformed face by a window. A woman molds a doll into a clay scultpture and later rips of its jaw. A window falls on a man's neck/head and kills him but it isn't really seen. A man falls down stairs and is thought to have broken his leg. A man is accidentally stabbed with a big stick by a blind woman. A woman's eyes are gouged out and she is blinded. A man is killed offscreen but we hear his screams from the outside of the room. A man has something stabbed into his neck. He lays down and bleeds.

The f-word is used about 30+ times. The word c-nt is used once

There is no alcohal or drugs in this film. There are scenes of smoking though.

There are many scenes that will scare people.