Sherlock returns to a demolished Baker Street, post-explosion, and goes through some rubble before anyone else steps foot in the place. What he finds will stir up some good and bad nostalgia and change the course of his life yet again, in the best way possible. TFP theory of mine that inspired this fic: https://forever-sherlollied.tumblr.com/post/640958207505858560/another-tfp-thought-quirk-94th-watch