Books like Love Is the Key
Barbara Cartland
Love Is the Key is 164 pages, about 3 hours at 250 words a minute.
12 books to read next
How long each takes
The Wedding 6.9 h Sea Jewel 9.0 h 
Guardian Angel 7.5 h 
A Rogue by Any Other Name 7.4 h 
Paradise Wild 6.6 h 
Mischief 7.0 h 
Highland Angel 5.9 h 
A Lady of Persuasion 6.4 h 
Beautiful Tempest 7.1 h 
Scandal 6.1 h 
Conquer the Night 8.5 h 
Tears of Gold 5.3 h Bar height shows length. Estimated at 250 words a minute.