Like Father like Son

Take place after season 2. While Sherlock has been busy dismantling Moriarty web and keeping the fact that he is alive secret from all but his family and Molly. Meanwhile Molly Hooper the once mousy pathologist in the morgue at St. Barth's has her own secret to keep. Sherlock returns three years later to find things have changed. Part 1 of 3 done.