Murder at Yellowstone City Ending Explained [SPOILER!]

SPOILER ALERT: the following article contains massive spoilers, including the ending. If you have not yet seen the movie, proceed at your own risk, or better, come back to this article later!

SPOILERS AHEAD

Murder at Yellowstone City Plot Summary and Synopsis

The once peaceful and booming Yellowstone City has fallen on hard times, but when a local prospector strikes gold, things seem to be turning around. Any hope is soon shattered when the prospector is found dead and the Sheriff quickly arrests a mysterious newcomer. But nothing is so simple in this sleepy western town, and more than a few of the locals have secrets to keep and reasons to kill. As the brutal murders continue, pitting neighbor against neighbor, Yellowstone City goes down a bloody path to a final showdown that not all will survive.

Source: Wikipedia (CC BY-SA 3.0).