A role-playing game module set in the fictional city of Hammettville during the 1970s. The scenario is inspired by blaxploitation movies and revolves around Lois St. John, a Black model and aspiring actress whose sister Jacqueline has been kidnapped by Heung Wei, a Chinese triad boss and Lois’s former boyfriend. Wei is using the kidnapping to force Lois into marriage. Knuckles of Steel includes many adventure seeds and an adventure generator that can expand the basic rescue mission into a larger plot. It provides statistics to both Wretched and Red (56 pages).