A taxi driver gets more than he bargained for when he picks up two teen runaways. Not only does the pair possess supernatural powers, but they're also trying desperately to escape people who have made them their targets.
In this sequal to "Escape From Witch Mountain," Tia and Tony leave their safe refuge on witch mountain for a trip to Los Angeles. Tony is kidnapped by the evil Dr. Gannon and his spinster partner Letha and brainwashed into helping Gannon and Letha commit various crimes. It's up to Tia and a gang of truant kids to rescue Tony and prevent a major disaster.
Tia and Tony are two orphaned youngsters with extraordinary powers. Lucas Deranian poses as their uncle in order to get the kids into the clutches of Deranian's megalomaniacal boss, evil millionaire Aristotle Bolt, who wants to exploit them. Jason, a cynical widower, helps Tia and Tony escape to witch mountain, while at the same time Tia and Tony help Jason escape the pain of the loss of his wife.
