It was nothing but a dream. He would wake up presently, with the heaving deck under his feet and the salt of the sea pungent in his nostrils. Meanwhile the dream was horribly realistic; so were the prison bars, the acrid smell of fresh whitewash, the tramp of heavy feet in the clanging corridors, the rattle of keys in distant locks. "My God!" George Cathcart cried. "I shall go mad. I shall—" He paused, overcome with the crushing burden of it all. He paced up and down the narrow cell, backwards and forwards, restlessly, like a tiger in a cage, his magnificent chest heaving like that of a distressed runner.