Season Finale! Kelsie and Isaac battle the Cocoon Man, and the ultimate threat reveals itself.

Kelsie reteams with Isaac West to travel into the unknown.

Kelsie's friend Gwen gets caught up in all this sci-fi nonsense again.

Kelsie tries to be a normal teenager again.

As the Cocoon Man rampages through town, Kelsie prepares to strike back.

Kelsie investigates a mysterious vessel in Alaska, hoping to find answers about her missing friend Paige.

Kelsie tracks down an alien in California and meets a local vigilante who might be her equal.

Kelsie poses as a teacher and has to deduce which one of her students is an evil alien.

Kelsie goes undercover as a cheerleader to track down an alien enemy.

Season Premiere! Whatever happened to Kelsie James?