The Sign of the Four в Android Market

The Sign of the Four (v. 1.0.0) Разработано Digi-Media-Apps

The second novel featuring Sherlock Holmes by Sir Arthur Conan Doyle has a complex plot involving service in East India Company, India, the Indian Rebellion of 1857, a stolen treasure, and a secret pact among four convicts ('the Four' of the title) and two corrupt prison guards.