In the dead of night, a huge whale strands itself on Brighton beach. Soon whales are blocking shipping, traveling up the Thames to the heart of London, and aggressively stranding themselves in incredible numbers on crowded beaches. Amid public hysteria, controversial marine biologist Roddy Ormond suspects the whales are communicating a terrible warning. When he tries to investigate with journalist Kate Gunning, the clues point to a scandal involving a ruthless shipping magnate and cynical government figureswhich soon puts Roddy and Kate in grave danger. But what is the secret they must uncover, and can the code of the whale's language be cracked? The answers are deep in the ocean, where catastrophe lies."