Reverend Edward Danford, a preacher and "faith healer," comes to Walnut Grove with his fascinating concept of overcoming all physical adversities with pure faith in God. As his popularity increases, he decides to stay in town permanently.

Caroline's mother dies while traveling on a train heading for Walnut Grove. Caroline's father takes to the sod house for a while. Albert is the one that convinces him to go fishing with him. Caroline's father tells great stories of the children growing up in the Big Woods. Mr. Ingalls convinces Caroline's father to write down the stories. The Ingalls work hard to save up enough money to get the book published. Caroline's father leaves knowing that he is a published author.