When a former mermaid turns up dead, Eleri and Donovan are stuck with a case they never wanted, but can't shake... Eleri should have been recused. That's her friend on the autopsy table. But her Special Agent in Charge won't let her off the case, making her wonder if there's more to Westerfield's demands than meets the eye. He won't let Donovan out of the case either. The Lobomau are more organized and...