There is a prolonged rape scene, which involves a woman being stalked down, thrown on the ground and assaulted as her attacker mocks and sneers at her. It is very graphic.
(SPOILERS) A character is locked in a car and set on fire, though he doesn't end up dying. There is a scene later on where a character's body catches on fire.
Shows whipping with heavy chains. Disturbing scene at the end of movie where a man is restrained by snakes and more snakes then enter his body through a bloody wound as well as his mouth.
A woman tells the main character she cheated on her husband, and he sees graphic flashbacks of her cheating. Another character is implied to have been cheating, but later is revealed not to have been.
A character's mother is mentioned multiple times to have had cancer, which killed her (SPOILERS) It is later revealed that she passed on this cancer to her daughter- a plot point which is revealed to be very important.
There is a portion of the film during a childhood flashback where a character nearly drowns falling into a body of water & getting trapped under debris, however they are saved & survive.