The No. 1 Ladies' Detective Agency

Precious Ramotswe uses what her father left her — a man who spent his working life in the South African mines and put what he earned into cattle — to open the first detective agency in Botswana, setting up in Gaborone. The book runs backward first, through her life from childhood to the day she opens the office, before it settles into the cases.

The cases come to her one at a time and turn on people rather than evidence: a woman unsure whether the man calling himself her long-lost father is her father, a father worried about who his teenage daughter is seeing, a doctor who suspects the man practising alongside him is sharing a single medical degree with a twin brother, a missing boy his family fears has been taken for something worse than ransom. Mma Ramotswe's method isn't forensic, it's her conviction that solving a problem about people starts with actually understanding people — patience and local knowledge over procedure, which is the engine of the whole series that follows from this first book.

It's a gentle, character-driven mystery rather than a thriller, and openly proud of its setting — Botswana is written with real affection, not as backdrop. Readers wanting pace or menace will find it mild; readers who want a detective whose real skill is judgment of character are in the right book.