Percy Darrow, a young man of scientific training, indolent manners, effeminate appearance, hidden energy, and absolute courage, lounged through the doors of the Atlas Building. Since his rescue from the volcanic island that had witnessed the piratical murder of his old employer, Doctor Schermerhorn, the spectacular dissolution of the murderers, and his own imprisonment in a cave beneath the very roar of an eruption, he had been nursing his shattered nerves back to their normal strength. Now he felt that at last he was able to go to work again. Therefore, he was about to approach a man of influence among practical scientists, from whom he hoped further occupation.