Vicky Austin and her siblings must adjust to the presence of a new member of the household-Maggy Hamilton, who is orphaned when her father is killed in a plane crash. Maggy is at first petulant and spoiled, but gradually opens her heart to the Austins to become one of the family.

    Too bad for Andi and her brother Bruce, who love dogs -- and happen to meet a stray that needs help. Soon, Andi hatches a plan, turning the abandoned house down the block into a hotel for dogs. But as more and more tenants move in, the secret gets too big to keep. Can the kids save their canine castle? Or will the hotel have to close?

    Dink writes to his favorite author, mystery writer Wallis Wallace, and invites him to visit Green Lawn. To Dink's amazement, Wallace says he'll come! But when the big day arrives, Wallace is nowhere to be found. The police think he just missed his plane, but Dink suspects foul play.It's up to Dink and his two best friends, Josh and Ruth Rose, to find the famous writer--before it's too late!