After FBI agent Frank Lacrosse believes his son was kidnapped by a notorious serial killer, he travels to Amarillo, Texas, where he believes the murderer is in hiding. Although officially taken off the case because of its personal significance to him, Frank continues to pursue the killer, causing concern for local sheriff Buck Olmstead. When another victim pops up at a nearby car garage, Frank knows that he is as close as he'll ever be to tracking down the elusive killer.

Della's friend is accused of murdering a rival fashion magazine editor.

A gangster who has commited all kinds of crimes is accused to have killed his wife. As he was not the murderer in this case Perry Mason intents to find the killer...