The No. 1 Ladies' Detective Agency is the first mystery novel in The No. 1 Ladies' Detective Agency series by Alexander McCall Smith, set in Gaborone, Botswana, which features the Motswana protagonist Precious Ramotswe. After a failed first marriage, Precious Ramotswe returns home. After her father dies, leaving his cattle to her, she sells some of them for her move to the city and a new life. In Gabarone, she starts a detective agency. Her cases take her to many places, meeting many interesting characters.