Dissension reigns both above and below the surface as tensions reach a boiling point! Siphon's plan of action for the future of the Blue population sends ripples across the oceans and beyond - and everyone is choosing sides. Aspen and Cannon find their goals are once again aligned, while Kiani and Killian discover otherwise. Yet confrontation takes shape even in the deepest, darkest reaches of the ocean as Casque and Rahger differ on their necessary response to the cataclysmic events The Black have initiated. Brought to you by the same great Fathom creative team of artist Ale Garza, writer J.T. Krul, inker Sal Regla, and colorist John Starr. The deadly tides of change rise above the surface as the exciting third volume of the best-selling action adventure series continues!