EFC, created by Gene Roddenberry and produced after his death, is a sci-fi television series with a multi-season plot.

In the near future, aliens, the Taelons, come in peace to Earth to share knowledge. However, it is found that the Taelons are at war with another race, the Jaridians. Also, an anti-Taelon movement (the underground) discovers that the Taelons are actually manipulating certain humans' brains. Later, the Jaridians ask the underground to help repel the Taelons.