Barrister Jonathan Moxton is discovered battered to death, nude and tied to his bed, on the face of it a sex game gone wrong. Schizophrenic Saul Hammond found the body in response to the victim's screams and rang the police. Still covered in blood he claims he hears somebody in the house when he went to investigate but, with no evidence, Martha releases him , to the annoyance of Jack, who is convinced Saul is the culprit as he had argued with Jonathan over closure of the hostel where he lives. Then the police discover that a man called Mick Shaw has been blackmailing Jonathan's wife Tanya over her past as a prostitute and Jonathan himself over his gay affair with teen-ager Nate Turner. Nate is arrested but whilst he is in custody the body of Michael Collins is found in a gay cruising area, killed in the same way as Jonathan.