After her parents' divorce, Shari is angry, frustrated, and feeling helpless, until she joins the Starlight Kids Club. Who is that strange man packing boxes late at night in the attic of the house across the street? Why doesn't the home attendant want any kids visiting Mrs. Broderick? Shari is determined to find out. With the help of her friends, Shari gets her chance to turn a boring summer vacation into a fantastic, action-packed adventure.