A widow concerned with re-establishing her dead husband's reputation with his wealthy father hires Perry Mason to defend her.
Perry Mason defends a doctor accused both of malpractice and of the murder of a dishonest lawyer.
Linda Bell's boyfriend makes trouble for Matt with his constant rages of jealousy.
Jess Harper is on the run from the law after killing a U.S. marshal in Laramie when he meets up with Vern Jamieson on the trail.
Jess and the Stage Agent are robbed at the ranch and Slim sets off in pursuit. The only information Slim has about the thieves is that one was riding a big grey horse.