Intertect is retained by the police department to help transport an informant to safety. However, the case soon turns out to be more complicated - and very deadly.
A blind man is obsessed with finding the Auroras, a fabulous diamond collection stolen years ago.
Wrongly accused of murder, Peggy's friends (Georg Stanford Brown, Geoffrey Deuel) flee rather than talk to police.
A graduate student is accused of murdering a professor who denied him a degree.
Mannix joins with the police to search for a compulsive killer who has just claimed his eighth victim.