Another grey London day. At 221 B Baker Street, Sherlock Holmes is bored and gloomy. For months, the increasingly famous, clever detective has had no case to work on, and with nothing to occupy his restless mind, he marches of =-Id down the flat. His friend Dr Watson is becoming concerned for his health -- and affected by his disturbing behaviour. So when Miss Morstan requests Holmes's help to find her father and explain the mysterious pearls being sent to her, Holmes and Watson welcome the new ar1venture. Holmes's mood lifts as he reveals a complicated story of lost Indian treasure and murder. And for Watson, love seems to be in the air...