When detective Kate Gazzara is called to investigate the brutal murder of a young couple, she has no idea that she's about to be drawn into a twisted game of cat and mouse with a ruthless killer. As the body count rises and the clues point to a serial killer, Kate and her trusted K-9 partner, Samson, must race against time to catch the killer before they strike again. But with each new victim, the stakes get higher and Kate finds herself pushed to the limit in her quest to bring the killer to justice.

Can she solve the case before it's too late, or will she become the killer's next target?

Find out in "Caroline," the latest thrilling installment in the Lt. Kate Gazzara series.