Books like Killer
Thomas E. Gaddis, James O. Long, Harold Schechter
Killer is 350 pages, about 6 hours 25 minutes at 250 words a minute.
12 books to read next
How long each takes
Small Sacrifices 9.1 h 
The Secret History 11.2 h 
Killing for Company 6.5 h 
The Only Living Witness 6.4 h 
All She Wanted 6.3 h 
The Encyclopedia of Serial Killers 7.5 h 
Fatal Vision 12.1 h 
The Killer Department 4.7 h 
Killer Clown 6.9 h 
Cruel Sacrifice 6.1 h 
Thunderstruck 8.8 h 
Serpentine 11.2 h Bar height shows length. Estimated at 250 words a minute.