Mention of a few women being hookers.

We see the main character's mother being pulled aggressively out of a car. We hear a shot, indicating that she is killed, but do not see anything.

The main character gets into a fight with two other guys. There's some punching and throwing, and then shot is heard, but no blood is shown.

A man drags a woman out of the house by the hair, and then tries to force her into a car. He is then attacked by Boy Wonder. They fight, including getting hit by a baseball bat and being thrown through the car's windshield. The man is shot, and we see blood shoot out of his neck.

In flashbacks, the main character's parents fight with some pushing and lots of yelling; the father is drunk.

There is a fight on a subway, where one a man who is either crazy or drunk is punched in the face repeatedly.

There is a fight involving several teenagers at a party.

A lot of swearing of all colors.

In flashbacks, the main character's father is drunk most of the time.

Some teenagers are at a party where there is drinking.

The flashbacks to the murder of the main character's mother are very intense.