A chance encounter with her old British intelligence friend Michael Hagarty leaves Jessica standing over a dead Bulgarian diplomat and accused of murder. Incarcerated, she has to leave it up to Grady and Michael to prove her innocence.
After her publisher announces his impending retirement, Jessica heads to NYC where she is simultaneously wooed by potential new publishers and a smooth-talking jewel thief.
Jessica is perplexed by the apparent murder of an elderly man points to two simple-minded, spinster sisters he was living with. First appearance of Ron Masak as the new sheriff Mort Metzger.
In New York City researching her next book, Jessica is drawn into a mystery involving a priceless tiara, a reclusive former actress and a news reporter accused of murder.
Lee Goddard successfully coaxed Jessica to join him at his ranch in Arizona after the harrowing events of the previous episode, but intrigue and murder follow them there when a mysterious psychic joins them.
While in New York, a missing shoe on the discovered dead body of a homeless person leads Jessica to believe the supposed accidental death was not an accident.
Jessica is suspicious when the appearance of the ghost of a long-dead witch burned at the stake coincides with the release of a book on the very subject.
A vindictive, tell-all work of fiction mirroring Cabot Cove sends the townspeople into an uproar, and when a murder occurs following the plot of the book it's up to Jessica to separate fact from fiction.
Jessica heads to Montana to aid a young friend editing the last manuscript of the late writer Trevor Hudson, but when murder results she must weed through the lies of Hudson's scheming family to uncover the truth.
Jessica encounters a man in Boston whom she is convinced is her neighbor from years back, but when the man denies it--and his wife claims the man is dead--Jessica recruits Harry McGraw to dig to the bottom of the mystery.
Eudora McVeigh, a rival mystery writer, arrives at Jessica's door with seemingly friendly intentions, but the discovery of a corpse and a web of deceit follows her to Cabot Cove leading Jessica to suspect the woman of ulterior and sinister motives.
Jessica fears the worst when Seth is poisoned, meanwhile Cabot Cove is abuzz when Eudora McVeigh is determined to fill Jessica's role in solving a local murder.