Richard West discovers his quiet exclusive girls' boarding school is a centre for drugs and prostitution directed by a Committee of otherwise respectable citizens. June Crawford has been investigating drug trafficking whilst working undercover as a teacher in another local school .  Alex West befriends and teaches the formidable gang aspirant, Big Mike. Jo West mixes with bad company and is abducted to stop her father sticking his nose in where it doesn't belong.  Kirstie Young photographs the murder of Dawn McClune and receives death threats, setting off a chain of killing involving The Clown and SIS agent Rose McClune, sister of the murdered woman.