Grounded, Alex sneaks out for a game of roller hockey and a night of trouble.

Alex becomes friends with the new boy in school, Hunter, who may know something about the GC-161 project.

Robyn moves in with Alex while her parents are away while Mr. Mack suspects that Dave may be his secret GC-161 informant.

When Hunter finds out about the GC-161 accident he starts searching for the GC-161 kid in order to expose the plant and uncover the truth about his father's disappearance.

Alex plays matchmaker and sets Louis up with Hannah Mercury. Meanwhile, Ray gets a fancy new job and Alex falls in love with Hunter!

After four years of keeping her powers hidden, Alex's secret world is falling apart. As the Plant prepares for the release of GC-161 to the public, her dad loses his job, and Louis discovers her secret powers, and is captured by the Plant.

The final episode. Ray, Louis, and Hunter try to free Alex and her parents from the Plant which is lined with bombs thanks to Danielle Atron. Meanwhile Dave works with Gino and the FDA to stop the chemical plant from releasing GC-161.