Young Lady Margaret Cheney will soon turn 18, and she will inherit her late father's jewelry - including the unprecedented beauty of the diamond known as the "Purple Emperor". But is it worth rejoicing in such wealth? There are bad rumors about the diamond stolen from the Shiva temple: some say that it brings misfortune to its owners, others say that fanatical Hindus are hunting for it... And soon after returning, the girl disappears without a trace. Her guardian, an eccentric old aunt, behaves extremely strangely, and a chilling howl can be heard over the estate at night... The “man with a thousand faces”, Hamilton Click, a once elusive burglar, and now the best, undertakes to solve the riddle of the “Purple Emperor” and save Lady Margaret. London detective...