A ClockWork Orange

This is film is based in a futuristic Britain. The main character lives at home with his parents and is the leader of a gang of four men. His gang helps out this chick from being raped by their rival gang in an old abandoned play house. The next scene with the gang is out side a lady's house. They are planing to break in and steal all her money. The main character doesn't expect his gang to be waiting outside and smash a milk bottle over his head and take the money for them selves. The police arrive and arrest him for the murder of that lady and a man they paralyzed who's wife they also raped. The police take him to prison and offer him special treatment. The special treatment renders him incapable to do anything sexual. The thought of anything sexual makes him throw up. They eventually fully "cure" him which they actually reverse the effect the drugs had on him.