There is strong language ('f**k'), accompanied by milder terms, including 'bitch', 'wank', 'shit', 'bullshit', 'asshole', 'God', 'hell' and 'damn'. There is also use of middle finger gestures. There is also a peer-to-peer use of 'nigga' as part of song lyrics.
There are unsettling and emotional scenes as people are effected by a virus that causes memory loss. There are infrequent scenes containing medical detail and bloody images as a woman inserts a needle into the ridge of a man's mouth in the hopes of saving him from the virus. There are also verbal drug references.