Still adrift and on the hunt for their sister ship, The Massive, the crew of the Kapital - all that's left of Callum Israel's dwindling environmental-activism group Ninth Wave - are challenged at every turn as they face mutiny, sharks, snowy isolation, and the tempting possibility of a new life on a utopian sea station. But, the strain of life in a crumbling world, as well as secrets about Israel's failing health, threaten to destroy a crew stretched...