Eleven years after his miraculous recovery and return to Downton, Matthew Crawley is enjoying his just desserts. Blessed with an enviable marriage, two healthy children and Downton standing strong, it seems his good fortune knows no bounds. Then a request made by Martha Levinson, his wife Mary's American grandmother, results in rough waters ahead that will be hard to navigate.

What if Matthew Crawley did not die the day his son was born? This story tells his tale through his own journal entries as a patient suffering amnesia in a London hospital. No one is searching for him and there is a grave with his name on it. Find out why. The Epilogue picks up in 1940 as many from Downton of yesteryear return to wish George a Happy Birthday as he heads off to war.