Life on Earth can be an adventure, too. You just need to know where to look.
Sarah Jane is shocked to see an appeal on television by distraught parents of a missing boy - Luke, her adopted son! She is accused of kidnapping him and has to hand Luke over to his 'real' parents. But something doesn't seem right. With the help of her friends, Maria, Clyde and Alan, Sarah Jane uncovers a sinister alien plot and a shocking truth about a loyal 'friend'.