Female PI Laura Holt concocts a mastermind male detective so her failing agency can finally attract sexist clients. One assignment that results is the transport of the world's rarest gems, to hype the debut of a new car. Stalking Laura & the shipment is a mysterious charmer who claims he's a South African government agent. The auto's inventor demands that the fictional agency head, Remington Steele, personally supervise the jewels' arrival, putting Laura on the spot.
An electronics company hires the agency to discover who is stealing their research. After Mr. Steele blows all Ms. Holt's hard work on the case, he has the arrogant new owner install a fifty thousand dollar security system.
Laura and Murphy sneak away to a reunion of former colleagues. After Steele discovers that the invitation was also for him, he shows up at the reunion as well. Soon, the reunion's host turns up dead. With old grievances beginning to surface, the guests turn to Steele to solve the crime. Knowing nothing about how to perform an investigation, Steele secretly seeks guidance from Laura during the investigation.
Steele and Laura attend an island party thrown by a wealthy magazine publisher in order to learn why a client recently committed suicide. Soon, the party guests, as well as the host, begin being murdered one by one, until only the leads and the killer remain. At one point, when the situation gets dire, Steele tries to tell Laura more about himself, but Laura dissuades him, telling him that she would prefer not knowing about any crimes he might have committed before assuming the decidedly upstanding role of Remington Steele. The episode ends with Laura, Murphy, and "Ms...
Steele and Laura are hired to track down Veronica Kirk, a former B movie actress from the 1940s. When the actress is located, she informs them that someone is trying to kill her. Initially, all of Kirk's claims are discredited, and it appears that the aging actress is as crazy as Kirk's daughter claims, but as additional clues surface, Steele and Laura realize that someone really is out to get her.
After Laura presses him into serving as an honorary chairman of a conservation committee devoted to saving the habitat of the bald eagle, Steele stumbles upon the death of the environmental researcher whose report on land area being considered for purchase by Steele's committee is overdue. Believing the death is no accident, Steele, doing his best Bogart impression, and Laura investigate.
Lab security is compromised, records destroyed, morphine is being stolen and a staff physician is missing. Ms. Holt and Mr. Steele infiltrate a hospital sleep clinic as physician and insomniac to solve the mysteries.
Ms. Holt is hired (as long as Steele is not involved) by jeweler, Albert Harrod, to locate an stolen flawless 60 carat diamond that had been "hidden" among much less expensive items. Mr. Steele is hired (as long the agency is not involved) by jewel thief, Morrie Singer. He was commissioned to burgle the Harrod gem vault, but found it empty. Who has the hot rocks and are the two different cases involving the same jeweler connected?
Remington and Laura set out to find an artist who recently disappeared. During the investigation, they are hounded by second-rate private investigator Leo Blitzman, who plants electronic eavesdropping devices in order to track their every move.
Laura is reunited with a former lover when he seeks the help of Remington Steele investigations after finding a corpse in vat of wine. The investigation eventually leads to a nearby monastery, where Steele and Laura learn the identity of the corpse as well as the identity of the killer.
While protecting artifacts of olde California, a murder committed during the exhibits costume party sends Ms. Holt, Mr. Michaels and Mr. Steele on a golden trail to recover the journal of prospector Arnold Dobbs.
Alfred Hollis thinks that he is helping his new friend, Angelica, by "borrowing" $2.3 million slated to be shredded by the Federal Reserve Bank where he works. The money is stolen from him. Mr. Steele stops Alfred from suicide and works with Ms. Holt to recover the money before the bank notices that it is missing.