Despite her mother's warning that people don't want a dog who is different, Dinah finds her liveliness and curiosity well suited to her new job as a seeing eye dog.
Barbie agrees to let Stacie train a guide-dog puppy, and her little sister does a great job. But all too soon, Stacie must choose between giving up her beloved pet and gaining more than she ever thought possible.
The author tells in diary format of his twenty-six days observing a young blind man training with a guide dog at Guiding Eyes for the Blind, a school in New York state.