The year is 2013 - an unlucky year. World powers are struggling to keep the awful secret that the planet's food chain is collapsing after decades of harsh exploitation of the seas. Only one man can save the dying ocean- Myles Rountree, the rogue genius secretly called upon to prevent the extinction of the human race. But Myles sits trapped aboard a crippled submarine, deep below the ocean, teetering on the edge of a hull-crushing abyss. His best hope of rescue lies with another marine outlaw, a woman called Kira, and her silent hunter-killer craft, Thunderfish. Kira and her craft are no strangers to daring rescues - but this time they need a miracle. Assuming they can get there in time ...