Population Zero (2016)

Plot

In 2009, a shocking triple homicide occurred in the secluded expanse of Yellowstone National Park, leaving the killer unidentified. However, Dwayne Nelson unexpectedly confessed hours after the incident. Astonishingly, he was released due to a loophole in the American Constitution. Documentarian Julian T. Pinder embarks on a gripping investigation to uncover the truth behind this unsettling crime that should have captured national attention. As he delves deeper, Pinder discovers evidence that could potentially revive the case, putting his own safety on the line in pursuit of justice.