As drug-related deaths soar in D.C. and Northern Virginia, even experienced users, such as Colin's street musician friend, Willie, are dying. Dope takes place two years after the Amazon Bestseller Thirst, the first Colin Marsh mystery in which Colin and Mamadou Dioh battle a drug lord who has kidnapped a young girl. Now, Colin is rebuilding his lost sobriety and the death of his friend gnaws at him. Mamadou cannot forgive drug dealers for the death of his sister Amélie and his ward, Antwone. In Dope, Colin, Mamadou, and a handful of recovering Alcoholics Anonymous (AA) friends are soon battling a conspiracy that extends far beyond local neighborhoods. A former cop, a crime lord and a county watchdog are plotting to kill thousands of addicts with poison. Revenge, redemption, mayhem, and dark humor play out with insights into addiction and the shadowy world of dependency and exploitation