Books like Guilty by Reason of Insanity
Dorothy Otnow Lewis
Guilty by Reason of Insanity is 301 pages, about 5 hours 31 minutes at 250 words a minute.
12 books to read next
How long each takes
The Man Who Could Not Kill Enough 4.1 h 
The Killer Department 4.7 h 
Batman 1.2 h 
Mr. Murder 8.8 h 
Bad Men Do What Good Men Dream 6.3 h 
The 6Th Target 7.2 h 
Deviant 5.0 h 
The Red Ripper 4.9 h 
What The House Knows 9.8 h 
Exquisite Corpse 4.6 h 
Crazy 7.0 h 
Cases That Haunt Us 7.9 h Bar height shows length. Estimated at 250 words a minute.