While on a book tour, Jessica runs into MI6 agent Michael Hagarty in Paris, and he convinces her to pose as his wife in Greece. He's in Athens unofficially to rescue a colleague who is being held by criminals for a ransom.

Cabot Cove's new young priest finds himself in a sticky situation when a killer confesses their crime. He asks Jessica to help uncover the truth without violating his oath. Matters turn for the worst when a boy is accused of the killing.

Jessica introduces a story that happened shortly after WWII, when a man is killed aboard the Queen Mary cruise ship that's about to dock into New York. Also aboard is a novelist who teams up a young amateur detective to solve the case.

While tending to an investment in Palm Springs, Jessica helps the local police detective identify who killed a local investor. Matters go awry when the accused seemingly commit suicide. Did Jessica accuse the wrong person of murder?

Jessica recounts the story of an ex-football player turned not-very-successful private investigator. He gets thrown into the middle of a complicated situation when an old friend leaves his dog with him, then gets killed in a hospital.

Jessica buys an old desk, inside of which she finds an undelivered letter. She hand-delivers the letter to its intended recipient, a short-tempered volunteer fireman, who later dies trying to put out a fire in a furniture store, or did he?

While visiting friends who own an old plantation in Jamaica, Jessica witnesses familial drama and squabbling, including the murder of her host, leaving Jessica to figure out the identity of the killer.

While in San Francisco for a convention, Jessica is invited to attend the opera by a friend, which leads to her being thrown into a melodramatic situation when the opera's star singer is accused of murder.

Jessica is invited by a wealthy businessman to his private island. Once there, he confides in her that he believes one of his heirs is trying to kill him. He gets murdered that night, and his relatives show their true colors.

Jessica introduces a story of a stubborn police detective who's convinced the prime suspect in a murder case is innocent, but his superiors go over his head and coerce a confession, and send him off to teach a university criminology class.

It's mayoral election time in Cabot Cove, and current mayor Sam Booth is a shoo-in, until a visiting young woman announces to the town that he's secretly married to her. Matters become even more complicated when someone gets murdered.

A sleazy Cabot Cove landlord is murdered at the same time a single mother goes missing. When the mother is finally located, she becomes the prime suspect, and Jessica decides to protect her boy while trying to prove her innocence.

Jessica briefly meets with her stockbroker in NYC, after which he's found murdered. His diligent secretary becomes the prime suspect, and it's up to Jessica to prove the secretary's innocence, and to identify the real culprit.

Jessica's niece and real estate agent, Victoria, is accused of the murder of a rich movie heiress in Beverly Hills. Jessica is sure of her niece's innocence, but proving it becomes much more complicated than initially thought.

Jessica is asked to write a book about an unsolved murder of a stage singer. She visits the rehearsals for a reunion of the same show that featured the slain singer, when another man is killed. A retired detective helps her investigate.

Jessica introduces a story of former student, Maggie, who now writes and produces a crime TV series. A nasty network executive who's determined to cancel the show is found murdered, and Maggie helps a police detective find the culprit.

Jessica introduces a story about her friend NYC police detective O'Malley, who, along with his rookie niece, investigate a businessman's wife's apparent suicide. Despite being urged to close the case, he's convinced it's actually murder.

Jessica introduces a story of former jewel thief turned insurance investigator, Dennis Stanton, looking into the theft of a highly valuable coin, when the son of the coin owner gets killed after staging its theft from his mother's safe.

Jessica visits a cousin who's about to get married. The cousin's brother, who's been in a mental hospital for killing her previous fiancé 15 years ago, is released. Her new fiancé gets murdered. Jessica isn't convinced the brother did it.

Grady Fletcher and his pregnant wife are house-sitting for Jessica while she's in London. Meanwhile, three odd characters descend on Cabot Cove in search of a valuable statuette. One night, they're woken up to find a dead man in the house.

Jessica introduces a story about MI6 agent Michael Hagarty, who goes undercover as a priest to retrieve a valuable book held in a Swiss bank by mobsters in Italy. Meanwhile, a female CIA agent is also undercover with the same goal in mind.