Hudson James and the Baker Street Legacy - Hudson James Mysteries, #1

Sherlock Holmes's greatest secret... The world's only hope. Meet Hudson James... Lonely, awkward, bullied at school. Until now, his biggest worry has been getting through his lunch break unscathed. But when Hudson discovers he's the only living descendant of the world's greatest ever detective, he finds himself in mortal danger. Pursued by an evil secret society who will stop at nothing until his family is wiped out, Hudson and the new girl in school, Ellie, are plunged into a deadly adventure - and a race to save the world. The prime minister kidnapped, governments infiltrated, nations on the brink of war...
Hudson is the world's only hope - and he's going to need all the deductive powers of his illustrious ancestor, Sherlock Holmes. From the Davies Brothers, award-winning authors of Sherlock Holmes: The Centurion Papers.