Ice Cold Killers - Season 1 Episode 5 Frozen Carnage

The remote mountain hide-a-way of Manley Hot Springs, Alaska is a place where everybody knows everybody and strangers are welcome. But, the serenity of this neighborly village is shattered when a heavily armed newcomer rides into town one spring day. The kindness and generosity of residents is met with a bloody assault that leaves one tenth of the town dead, and survivors struggling to understand what made the stranger snap.