The end is near and Zim has a great plan, the Tallest are coming, Someone unexpected is back, and Zim might have a stalker. All this is occuring right before the end of Earth's existence as we know it.
Very unconfirmed reports out of San Diego Comic Con 2017 that a new 'Invader Zim' tv series could be happening at Nickelodeon. That is in addition to the tv movie, people.