Robbie Rabbit and Sallie Squirrel are young explorers who develop a magical friendship with Clara Cloud after the explorers become lost in the woods. Before Robbie and Sallie begin their adventure, Clara asks them if she can be an explorer and play with them. Robbie tells Clara she can't play with them because she can never be an explorer. She is just a cloud. Robbie and Sallie are caught in a terrible rain storm and quickly realize they are lost in the dark and scary woods. Clara comes to the rescue.