The Jade Keystone

An exciting adventure begins when Jason and Kara's mother mysteriously disappears from the family's antique shop. The twins must piece together the clues and find her before it is too late. After examining an ancient Jade keystone she had been working with, they discover it has incredible power and is the cause of their mother's disappearance. Join in the mysterious ride as the twins and their father reveal the true power of the ancient artifacts.