Sharks. Assassins. Nuclear bombs. Alex Rider's in deep water.
Reluctant teenage superspy Alex Rider is useful to MI6 in ways an adult never could be. Now they need his help once again.
But a routine reconnaissance mission at the Wimbledon Tennis...
It is November 1890 and London is gripped by a merciless winter. Sherlock Holmes and Dr Watson are enjoying tea by the fire when an agitated gentleman arrives unannounced at 221b Baker Street. He begs Holmes for help, telling the unnerving story...