Nelson (Liam Neeson) is a snowplow driver at the Keo Ski Resort. As an honorary citizen, he works hard all day long to ensure smooth traffic in this quiet town. One day, news suddenly came that his son had died. In order to find out the real murderer who killed his son, an angry Nelson risked his life, got involved in multiple murders, and embarked on the road to annihilating drug trafficking gangs. On the road to revenge, the arrogant and cold-blooded drug lord "Pirate Brother" and the brutal Indian gang leader "White Ox" surfaced. The complex and fierce enemy forces, dangerous gang confrontations, and life-and-death battles under the hail of bullets. The bloody wind of retribution swept through this snowy and peaceful town...