简介
Miss Mary Morstan contacts Sherlock Holmes for his help regarding her father, captain Morstan, who disappeared 10 years ago. Since his disappearance she annually receives a valuable pearl by post from an unknown person. The mystery leads Holmes and doctor Watson into an intricate plot regarding a lost treasure belonging to four convicts on the Andaman Islands。美国海军海豹部队在研究中心执行最高机密任务，然而科学家们陆续离奇失踪，还有其他生物伺机而动...。