A rookie cop spends his first day as a Los Angeles narcotics officer with a rogue detective who isn't what he appears to be.
 
Denzel Washingtn is outstanding.  Nuff said.
 
FUN FACT:  During the scene when Jake plays cards with the Latino gangsters, director Antoine Fuqua gave certain instructions to the actors playing the gangsters without telling Ethan Hawke. This was done to further confuse him and add to the tension of the scene.