Great Slaughter plays host to the summer roadshow of kids' TV show ‘Jolly Roger', much to the annoyance of editor Dinah Morgan. Timbers are soon shivered however when Dinah is discovered smothered onset during a live show. Sister Boniface is called in to investigate who could have committed the deed.

Peggy is delighted when old school friend and supermodel Robin returns home to film a documentary but all goes awry once Max Savage, Robin's manager, is found dead locked in his bedroom.