A Wager on Love by Donna Hatch
Opening line:
"Growing up the son of a duke had provided a few advantages, but being the brother of a duke came with definite challenges--especially if that brother was the fame Duke of Suttenberg, one of the most respected men in England and therefore every seasnn's most eligible bachelor, a paragon."
The Final Wager by Heather Moore
Opening line:
"Lord Victor Roland, Earl of Locken, scowled as two men bumbled into the private room at White's."
An Improbable Wager by Michele Paige Holmes
Opening line:
""You're still here?" Sherborne Alexander Rowley III swung a leg over his horse and jumped off, landing crouched in the mud before the animal had come to a full stop."