Men in Black III - the new adventures of special agents, protecting the Earth from evil aliens. Beginning of the story was laid in the film "Men in Black" (1997) and "Men in Black 2" (2002). The world is under threat of destruction again. Agent J learned that Agent K was killed in 1969 by a villain named Boris, and therefore no galactic shield had not been built, and, consequently, nothing can repel the alien threat. Agent J goes on a journey back in time to save the Earth and partner’s life.