Sharpe's digging into her daughter's disappearance leads her to discover that CID have been investigating a possible paedophile ring, and when she furiously confronts Nixon, Nixon coherently denies that the two investigations are linked in any way. When the body of a young child is found by a member of the public, Sharpe is anxious that is may well be her missing daughter. Meanwhile, as Howard Sinclair makes a further complaint, Okaro is under serious pressure from Fitzwilliam to get rid of Meadows. Ackland convinces a witness to provide evidence against Sinclair. Murphy investigates when a pizza deliveryman's moped is stolen, and discovers that his boss is running a sideline in drugs.