Olga, a genetically engineered mermaid and her two shipmates live aboard the Factory raft, Homestead where they herd domesticated tuna on the open ocean using trained dolphins instead of sheep dogs. Confronted finally with the chance to meet the mother who gave her up to an uncaring multinational conglomerate, she wrestles with a decision. Before she can reach a decision, she finds that other shepherds are being killed, apparently without reason. Meanwhile, Toivo Nurminen, an independent trawler captain, discovers the murdered crew of a shepherd raft’s, and unwittingly puts himself and his crew directly in line to be murdered. Radioing in his findings seemed like the right thing to do, but his choice may cost them all their lives. The ruthless pirates aren’t far away, and soon Toivo must join forces with Olga and her shipmates and dolphins to fight against overwhelming odds as they are pursued by a relentless enemy whose obsession for money lets nothing stand in the way of their profits. Survivors and witnesses are loose ends that need to be taken care of permanently! But Toivo has a few surprises of his own that the cutthroats aren’t prepared for.In a thrilling, page-turner, the story rushes headlong to a fantastic conclusion that will keep you on the edge of you seat.

Shela is an ocean cowboy, genetically-engineered to live a peaceful life at sea herding tuna. Human traffickers are intent on capturing her and selling her into the sex trade. Their efforts to kidnap her and collect a substantial bounty leads to a chaotic journey involving scheming dolphins, a bevy of misfit pirates, and the determination of Shela's friends to rescue her from terrible danger. Everyone's life hangs in the balance as each person must decide what they are willing to sacrifice to save Shela and themselves.