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?

Season Finale! Kelsie and Paige seek help from the smartest person in Chicago.

An old enemy returns to give Kelsie information that will forever change her life.

Kelsie goes to the movies with a boy. Everything goes very wrong.

When Principal Whitaker enacts his master plan, Kelsie tries to stop it... but only makes things worse.

Kelsie protects an unexpected ally from a relentless pursuer.

When Gwen starts acting weird again, Kelsie thinks she can handle the situation on her own. As it turns out, she needs Paige more than ever.

Kelsie gets a second chance at writing for the school newspaper. Paige's latest wild goose chase threatens to derail her plans.

Kelsie brings her father's war memento to school, and it mysteriously disappears from her locker. She seeks help from Paige's greatest enemy to recover it.