The Return of the Dancing Master

Blurb

The Return of the Dancing Master is a 2000 novel by Swedish crime writer Henning Mankell. It was translated into English in 2003 by Laurie Thompson, and won the 2005 Gumshoe Award for Best European Crime Novel, presented by Mystery Ink.
The central character of the book is Stefan Lindman, a young police officer with cancer, who investigates the murder of a retired officer. The plot explores the relationship between the German Nazi movement and the Neo-Nazis in modern Sweden.
A television adaptation was produced in 2004 starring Swedish actor Jonas Karlsson as Lindman.