When a K9 search-and-rescue team discovers a woman's body in the Thames, Scotland Yard superintendent Duncan Kincaid finds himself heading an investigation fraught with complications. The victim, the talented and difficult Rebecca Meredith, was an Olympic rowing contender on the verge of a controversial comeback. She was also a high-ranking detective with the Met a fact that raises a host of sensitive issues in an already tangled case.
To further complicate the situation, a separate investigation, led by Detective Inspector Gemma James, Kincaid's wife, soon reveals a disturbing and possibly related series of crimes, widening the field of suspects. But when someone tries to kill the search-and-rescue team member who found Rebecca's body, the case becomes even more dangerous. Pressured to find answers quickly while protecting the Yard at all costs and with his career and reputation on the line, Kincaid must race to catch the killer before more innocent lives are lost including his own."