Kelly, Kirsty and Karina - KKK - like the Ku Klux Klan, these are three of the town's tough girls. Some of the residents of Rhyd-y-felin estate. Also amongst the characters there is Scott Andrews - the drug dealer who had a steel peg hammered into the centre of his forehead. Ffion, the taxi driver, and her son Josh are important characters in this exciting novel. Josh is in love with Mari who lives in Heol y Garn, a much more affluent area. Following the murder of Scott, two others are killed. But who is the killer? That is the question that Arthur and DI Jenny James must answer. A sequel to "Tacsi i'r Tywyllwch".