5th Horseman: The Women's Murder Club, Book 5

In the fifth novel of James Patterson's Women's Murder Club series, Lieutenant Lindsay Boxer and her team investigate a series of suspicious and deadly incidents affecting hospital patients in San Francisco. With help from new team member Yuki Castellano, they uncover troubling patterns that suggest a possible threat to lives and safety. As the case unfolds, Lindsay races to uncover the truth while confronting an administration eager to conceal the truth at any cost.