Dark Double Cross is the second novel in the Moses Webb - Northside Neighborhood Investigator trilogy. This time he is doing a favor for his adopted son Marvin Simmons who has finished law school and has opened his own law office. Moses is fifteen years older, slower, married to Eileen and setting limits for his thirteen year old daughter Patricia. Moses is roped into performing a big favor for his adopted son Marvin Simmons. Marvin, a former KCHS basketball phenom once arrested for the murder of his biological father, has opened a law office dedicated to defending the rights of his Northside Neighborhood brothers and sisters.