Jussi Adler-Olsen books in order
8 books in the catalogue, about 73 hours of reading in all; the shortest takes 7 hours and the longest 11 hours.
1 series and 4 standalone books in the catalogue.
Department Q
9 books 1 
The Keeper of Lost Causes 7.6 h 
The Purity of Vengeance 11.1 h 5 
The Marco Effect 13.5 h 6 
The Hanging Girl 10.9 h 7 
The Scarred Woman 8.8 h
The Keeper of Lost Causes 7.6 h 2 The Absent One length not known
3 A Conspiracy of Faith length not known
4 The Purity of Vengeance 11.1 h 5 The Marco Effect 13.5 h 6 The Hanging Girl 10.9 h 7 The Scarred Woman 8.8 h 8 Victim 2117 length not known
9 The Shadow Murders length not known
