Would you advertise a murder? Someone did!
The villagers of Chipping Cleghorn are astounded to read an advert in the local gazette stating that a murder that will take place at Little Paddocks, the home of Letitia Blacklock on Friday, the thirteenth. Unable to resist the mysterious invitation, a crowd begins to gather at the appointed time when, without warning, the lights go out...
One is alone when the last one who remembers is gone - Miss Marple