Books like The Watcher in the Shadows
Carlos Ruiz Zafón
The Watcher in the Shadows is 286 pages, about 5 hours 15 minutes at 250 words a minute.
12 books to read next
How long each takes
A New Darkness 6.5 h 
The Asylum 3.2 h 
Underworld 5.9 h 
House of Robots 6.0 h 
The Darkest Minds 9.8 h 
Robots Go Wild! 5.8 h 
Angel Fire 9.2 h 
Smaragdgrün 8.3 h 
Paper and Fire 7.0 h 
Endlessly 7.5 h 
Robot Revolution 6.2 h 
The Hollow Boy 8.2 h Bar height shows length. Estimated at 250 words a minute.