He lay back on the bunk that Foo Sen had ingratiatingly allotted him. The air was close, heavy with the sweet, sickish smell of opium, and full of low, strange sounds and noises. And these sounds, in their composite sense, emanating from unseen sources, were as the ominous and sinister evidence of some foul and grotesque presence; analysed, they resolved themselves into the swish of hangings, the swish of slippered, shuffling feet, the stertorous breathing of a sleeper, the clink of coin as of men at play, the tinkle of glass, the murmur of voices, the restive stir of reclining bodies, whisperings.