Sherlock's seven years at Hogwarts with the Marauders and young Snape, his choice to live in the muggle world afterwards, and his eventual return to Hogwarts, with John in tow, to help during the Battle. Rated T to be safe.
Crossover - Harry Potter & Sherlock - Rated: T - English - Adventure/Fantasy - Chapters: 2 - Words: 7,841 - Reviews: 17 - Favs: 47 - Follows: 72 - Updated: 5/10/2016 - Published: 12/28/2015 - James P., Severus S., Sherlock H., John W.