Robyn Grady books in order
15 books in the catalogue, about 90 hours of reading in all; the shortest takes 3 hours and the longest 10 hours.
15 standalone books in the catalogue.
Standalone books
The Magnate's Marriage Demand 3.5 h 
For Blackmail...Or Pleasure 3.5 h 
Hired For The Boss's Bed 3.0 h 
The Australian Millionaire's Love-child 3.4 h 
Wild Night and Marriage Ultimatum 3.4 h 
Confessions of a Millionaire's Mistress 3.4 h 
Devil in a Dark Blue Suit 3.4 h 
Mills and Boon Presents... 5.5 h 
The Billionaire's Fake Engagement 5.2 h 
The Fearless Maverick 4.6 h 
Australia 10.3 h 
At the Playboy's Command 10.3 h 
Mistresses : In His Bed 10.3 h 
One Night Before Christmas 10.3 h 
From Sydney with Love 10.3 h