Guardian Harmony: Guardian Harmony : Ravenous Tides (Series #1) (Paperback)

When Commander Harmony Williams with Canadian Forces National Investigative Services is assigned a case of a seemingly simple murder investigation on a private yacht, she doesn't expect it to explode in to a vampiric disease outbreak, or to threaten her secret identity as a Rusalka.As the disease spreads, and more bodies rack up, her and her team are forced to work with other regional authorities to quell both a rapidly spiraling illness that makes the infected increasingly volatile, while also attempting to prevent the killer from striking again.