The Doctor and Sarah Jane are hurled to Earth, at the mercy of the warlike and highly competitive Arctureans, who have tracked their exploits and determined that the time lord and his companion are worthy to be hunted as trophies. When the Doctor and Sarah are discovered by a trio made up of two thirteen year-olds and their nine year old protege, they find the unexpected help that could save them. Yet, they realize that by their very presence they are a deadly threat to their new friends. Ten Episodes