Harlequin is the perfect assassin: Ruthless, a natural-born killer, and a jack of all killing trades. Also, she's thirteen and the daughter of the most dangerous man in Britain. But when news of her father's death, along with the death of a certain consulting detective, reaches her, she wants to finish what he started. By killing John Watson.
Rated: M - English - Friendship/Adventure - Chapters: 14 - Words: 17,752 - Reviews: 7 - Favs: 4 - Follows: 3 - Updated: 8/14/2013 - Published: 7/31/2013 - John W., DI Lestrade, Sebastian M./Seb - Complete