Books like Dark Light
Jayne Ann Krentz
Dark Light is 387 pages, about 7 hours 6 minutes at 250 words a minute.
6 books to read next
How long each takes
The Perfect Stranger 6.5 h 
The Second Time Around 6.8 h 
The Unnatural Inquirer 4.7 h 
Claimed by Pleasure 4.3 h 
Forever.. 7.0 h 
Heart of the Dragon 7.0 h Bar height shows length. Estimated at 250 words a minute.