A story to accompany publication of The Medical Casebook Of Sherlock Holmes And Dr John Watson. Sherlock Holmes has retired to his farm on the Sussex Downs, whilst Dr John Watson has become a GP in the Yorkshire Dales. Watson is struggling to deal with the first weeks of the COVID outbreak, yet Holmes discovers that an old enemy is about to carry out a terrible crime right under Watson's nose. It is down to the heroic Watson to save the day.