Watch The Last Shag for Free: How to Stream the Movie Online at 123Movies. . If the end of the world happened tomorrow, which perversion would you care to taste, which ultimate sexual pleasure would you chose to devote your last moment to? December 21st is approaching and with it the end of all things; an appetite for sex takes over those who are waiting. As Tarra remembers her most feverish sexual memories, her husband Mike plays dangerous games with both Anna, the sexy assistant, and a luscious brunette beauty. Will they find a way to escape the forthcoming chaos, is there solace in the last orgy before the apocalypse?