Big Mango — Norman Kelley

Intellectual African-American P.I. Nina Halligan goes on a wild ride through Washington D.C. and the small Caribbean nation of Misericordia. She's helping Misericordia's president to regain control of his country, and she's also helping her friend, professor-slash-dominatrix Gale, to get over the murder of her politically connected husband. Soon, Nina is up to her neck in dangerous political intrigue.