Stream Descendants of Cain Online Free – Watch Full Movie from Home at 123Movies. . Shortly after Korea gained independence from Japan (1945), North Koreans decide to extort civilians' property in the name of revolutionalizing its land and settle class struggles for proletariats. The film depicts an anti North-Korean concept, detailing the country's situation after the independence. South Korea's submission for the Academy Award for Best Foreign Language Film in 1968.