
Mystery writer and amateur detective Jessica Fletcher - a down-to-earth, middle-aged widow - ferrets out the criminals in idyllic Cabot Cove, Maine, which apparently is the murder capital of the United States for the show's 12-season run. Though while traveling, she uncovers a fair number of killers as well.
A vacation in the Grand Tetons turns into work when the man threatening Jessica's host with blackmail is murdered.
While Jessica is in Atlanta to address mystery writers, a lethal virus is stolen from the Biological Research Institute.
After a San Francisco radio station changes its music format from classical to rock, the promoter who engineered the switch dies and Jessica searches for the killer.
Newly successful mystery writer J.B. Fletcher gets involved in a murder at a New York publisher's costume bash.