In 2019, they were the internet’s newest sensation. By 2026, they were fighting to stay alive. When the world ended, the lights of Los Angeles went out, and the "City of Angels" became a wasteland. After stumbling upon the Smosh crew barricaded in their old studio, survival became a team sport. Between supply runs and guarding the perimeter, a new kind of chemistry begins to brew—proving that even in the apocalypse, some crushes are "dead" serious. Can humor survive the end of the world, or will the silence finally win?