The tale is told from the standpoint of a household pet. When a fire breaks out in the nursery, the dog risks her life to drag the baby to safety. In the process, her motives are misunderstood and she is cruelly beaten by the father of the family before the truth of the situation is discovered and she receives no end of praise. Later her puppy is killed by the father of the family to prove his opinion on optics to his scientist peers.