Book still in a very good unmarked condition. >>> CAPTIVES = Detective Inspector Frank Gregson must investigate a series of savage and apparently motiveless murders. Moreover, they are carbon copies of killings committed years earlier - committed by men currently incarcerated in one of Britain's maximum security prisons. How could this be? * Horror * >>> BREEDING GROUND = Deep in the dirty sewers of London there is a Breeding Ground ... - The slugs have come back ... slowly... silently... they slither along dank, fetid tunnels into the city in search of human flesh. Their insatiable need knows no bounds. - But now they bring a new horror - a plague which spreads insanity and death, transforming its victims into grotesque, crazed killers. - Caught in this maelstrom of horror is Dr. Alan Finch - the only man capable of destroying the Breeding Ground forever...