 She only has a week's supplies left and as their ship is becalmed, one man takes it on himself to rescue her by rowing to her distant vessel and taking on the rats.An earthquake raises a section of the seabed in the night, bringing with it a strange ship from ages past and stranger creatures from the sea bottom to menace a ship's crew.A ship sets out from Frisco with a strangely acting passenger and a crew scraped up off the waterfront.