Action films are characterized by fast-paced scenes involving car chases, fighting, stunts and explosions that create a tense atmosphere. Quick shots and frames are used to show a lot happening and build suspense. Action films have complex, twisting plots that are hard to predict and can involve worldwide locations as characters move around frequently. Crime films revolve around police officers and criminals, and can have simple or unpredictable plots told from the perspective of law enforcement or criminals. Horror films are set in scary, isolated places with low lighting creating fear of the unknown, and use quick cuts and red colors to convey intensity and violence.