Aimed at 9-12 year olds, The Dragon Tattoo appears to be the first in a series of Baker Street Mysteries, written by Tim Pigott-Smith. The Dragon Tattoo was published in August by Hodder.
Sherlock Holmes has disappeared. Billy Chizzell dreams of hitting the headlines: YOUNG HERO LOCATES MASTER DETECTIVE! Billy's search takes him to Limehouse and an encounter with evil. Rescued by Sam Wiggins, Billy agrees to help Sam stop the plans of the infamous Dragon Clan of Shanghai to spread their criminal activities to London.