Isabelle is a little girl who, unfortunately, witnessed the murder of her mother. She heard the murderer mention the name Sherlock Holmes and sets out on a quest to solve her mother's crime. Isabelle enters the life of the famous detective, and he realizes she is a special girl. Special enough to light up darkness that reigned at 221B Baker Street. •Translation from my fanfic: "La niña que llegó al 221B de Baker Street." •Disclaimer inside the story & please read A/N section. •Prohibited plagiarism. | Prohibited copy. •Fiction Rated: T (13+) •All rights reserved.