Blood on Snow (1970)

In 1970's Oslo, two rival gang leaders—Hoffman and the Fisherman—vie for control. Hoffman's trusted hitman, Olav, is a cold, efficient killer, perfect for the job. But beneath his ruthless exterior lies an unexpected intelligence and an unwavering moral code shaped by a complicated childhood. When Hoffman orders his own wife to be murdered, Olav's principles clash with his loyalties.