alleyways, groaning of frames, a thin metallic rattle of indeterminate
origin, the crunching grind of the steering gear, the everlasting
deep-throated diapason of the engines, somewhere aft in that tier of
staterooms a persistent human snore ... nothing unusual, no alarming
discordance....

Yet the feeling that mischief was afoot would not be still.

Lanyard moved down to the junction of the thwartship passage with the
fore-and-aft alleyway.

Here he commanded a view of the promenade-deck landing and the main
companionway, all in darkness but for a feeble glimmer of reflected
starlight through the open deck port on the far side of the vessel. Beyond
this the rail was stencilled against the dull face of the sea with its far
lifting and falling horizon; within, no more was visible than the dimmed
whiteness of the forward partition, the dense, indefinite mass of balusters
winding up to the boat-deck, and the flat plane of the tiled landing.

On this last, near the mouth of the port alleyway, half obscured by the
intervening balusters, something moved, something huge, black, and formless
swayed and writhed strangely, and in the strangest silence, like a dumb,
tormented misshapen brute transfixed to one spot from which its most
anguished efforts might not avail to budge it.

Lanyard ran forward, rounded the well of the companionway, and pulled up.

Now the nature of the thing was revealed. Blackly silhouetted against the
square of the doorway two human figures were close-locked and struggling
desperately, straining, resisting, thrusting, giving, recovering ... and