Kill Zone

From the bestselling author CJ Lyons, this gripping FBI thriller follows Special Agent Lucy Guardino as she investigates a brutal murder in Pittsburgh, uncovering complex motives rooted in cultural conflicts, revenge, and crime. Meanwhile, former Marine Andre Stone grapples with emotional scars and the desire for vengeance, adding personal stakes to the intense investigation. Amidst a city turned violent, secrets lurk in the shadows, challenging both characters' resolve and morality. This dark, action-packed story is part of the Lucy Guardino FBI Thrillers series, known for its realistic violence and deep exploration of human darkness.