The government calls one of its top agents out of retirement to battle an evil organization that is trying to put the silk industry out of business by using silkworms.

Sleazy talk show host Ted Mayne writes a tell-all book, which enrages and embarrasses several very prominent women. One of them, actress Roxanne Shield, loses her composure during an interview and winds up making a televised death threat. Of course, when Ted is murdered, she is arrested. Witnesses claim they saw Roxanne outside his apartment that night and police later find the murder weapon in her car. Renowned defence attorney Perry Mason accepts the challenge of defending her in court.

The owner of a cosmetics company is unveiling a new cream which she claims she's been using. She's been keeping her age a secret and now reveals that she's 60 and owes her appearance to the cream. She's later killed and the formula missing. Her husband is arrested and Perry defends him.