Books like Lover Unbound
J. R. Ward
Lover Unbound is 509 pages, about 9 hours 20 minutes at 250 words a minute.
12 books to read next
How long each takes
A Discovery of Witches 13.2 h 
Dark Prince 6.5 h 
The Book of Life 12.3 h 
Dark Magic 6.6 h 
Dark Fire 7.3 h 
Guilty Pleasures (Anita Blake Vampire Hunter) 5.0 h 
Dark Desire 7.0 h 
Dark Gold 7.0 h 
Dark Slayer 8.5 h 
Dark Legend 7.0 h 
Soulless 5.5 h 
Blood Bound 6.3 h Bar height shows length. Estimated at 250 words a minute.