When a scandalous duke clashes with a spirited spinster, sparks fly in this steamy Regency romance full of mystery, danger, and enemies-to-lovers heat.

He's a rake accused of murder. She's the spinster accusing him. Enemies make the hottest lovers.

#1 National Bestselling Regency Romance

"Alaric & Emma make you believe that their passion and relationship is as real as the book in your hand." —Regency and Romance

The Duke Who Knew Too Much

Alaric McLeod, the notorious Duke of Strathaven, is the last man innocent country miss Emma Kent should trust. When she mistakenly accuses him of a crime he didn't commit, their fiery clash ignites more than scandal. As danger stalks them both, Alaric's protective instincts awaken, and Emma's courage is tested by forbidden desire. Sworn enemies must become uneasy allies to uncover the truth...and end up surrendering to a love neither expected.

"Amazing, spicy, entertaining, tense story—I loved every second." —Rady Reads

Spicy historical romance, heart-melting happily ever afters, and spine-tingling mystery—Grace's standalone novels deliver it all. Welcome to the Callawayverse: swoon, steam, and suspense in an irresistibly interconnected world.

Heart of Enquiry (The Kents) (steamy Regency romance):
Prequel Novella: The Widow Vanishes (Will & Annabel)
1. The Duke Who Knew Too Much (Alaric & Emma)
2. M is for Marquess (Gabriel & Thea)
3. The Lady Who Came in from the Cold (Marcus & Penny)
4. The Viscount Always Knocks Twice (Richard & Violet)
5. Never Say Never to an Earl (Sinjin & Polly)
6. The Gentleman Who Loved Me (Andrew & Primrose)

Don't miss the sizzling series in the Callawayverse (in chronological order):
– Mayhem in Mayfair
– Heart of Enquiry (Kents) (this book belongs to this series)
– Game of Dukes
– Lady Charlotte's Society of Angels
– Blackwood Legacy