Marjorie Daw

"Marjorie Daw" is a story that surrounds the life of a young man, John Flemming, who slipped on a lemon peel thereby hurting his fibula. Following the advice of his doctor and in a bid to keep his energy up, his friend, Edward Delaney, keeps sending him letters while helping him overcome his addiction by incorporating the story of a young lady called Marjorie Daw. What is the ordeal of the two friends with the young lady in their story?