"Beatrice Fletcher, great-grandniece of famous mystery writer Jessica Fletcher, is obsessed with the unsolved mysteries and murders of Cabot Cove, Maine, but this time the case becomes personal when her best friend Jackson disappears and she must rely on the help of three students from the elite Broadmoor Academy to find him."--

"Jessica Fletcher has always wanted to take a transatlantic voyage on the legendary Queen Mary 2. Now, she's finally getting her chance. But when the investigation of a stolen diamond follows her up the gangplank, she must try to enjoy the sumptuous seaborne surroundings while searching for a priceless diamond -- and the person desperate enough to take a life for it." --

Jessica Fletcher is off to London to deliver the keynote address at a mystery writers convention. She's also looking forward to seeing her mentor, Marjorie Ainsworth, who's hosting a party on her estate to celebrate her latest book. But a routine business trip becomes murderous business—when Jessica discovers Marjorie stabbed to death in her own bedroom...