Serpico is a cop in the 1960s-early 1970s. Unlike all his colleagues, he refuses a share of the money that the cops routinely extort from local criminals. Nobody wants to work with Serpico, and he's in constant danger of being placed in life threatening positions by his partners.
"Cinema", short for cinematography, is often used to refer to the industry of films and filmmaking or to the art of filmmaking itself. The contemporary definition of cinema is the art of simulating experiences to communicate ideas, stories, perceptions, feelings, beauty or atmosphere.