<p><em>Shanghaied: </em>forced to join a ship lacking a full crew by kidnapping or other underhanded means.<strong><em> </em></strong></p><p>Twelve-year-olds Emma and Scott stumble across a dark secret and are shanghaied by a rogue submarine that once suffered a ghastly fate: a radioactive incident that transformed its crew into mutants.</p><p>They are plunged into the depths of the ocean, far beyond the reach of help, where the <em>Blackwolf </em>battles against lurking enemy navies.</p><p>Now they must find a way off the submarine without being killed first&mdash;or even worse, being forced into service for the rest of their lives.<em> </em></p><p>The race to escape has begun.</p>