An investigation of the unsolved murders of hip-hop icons Tupac Shakur (1971-96) and Christopher "Biggie Smalls" Wallace (1972-97). Included: remarks from former private investigators, police officers, informants and hip-hop insiders; never-before-heard accounts of their deaths; and an audio recording of Biggie Smalls talking about the shooting of Tupac. (rottentomatoes.com)