End of the World, Start of My Empire

In the End of the World, Start of My Empire movie, after World War III, Arthur Morgan is reduced to scraping by in the chaos, surviving on scavenged goods while being bullied and robbed by former high school classmates—until a chance discovery of alien technology changes everything. He rescues three women who become his wives and sets his sights on using this power to rise as the King of the Wasteland.